CN107202561A - Multi-diameter shaft jitter detection apparatus and detection method - Google Patents
Multi-diameter shaft jitter detection apparatus and detection method Download PDFInfo
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- CN107202561A CN107202561A CN201710641468.2A CN201710641468A CN107202561A CN 107202561 A CN107202561 A CN 107202561A CN 201710641468 A CN201710641468 A CN 201710641468A CN 107202561 A CN107202561 A CN 107202561A
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- hand member
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B21/00—Measuring arrangements or details thereof, where the measuring technique is not covered by the other groups of this subclass, unspecified or not relevant
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Abstract
The invention discloses a kind of multi-diameter shaft jitter detection apparatus, including horizontal base station, left end positioning detection mechanism and right-hand member positioning detection mechanism.The multi-diameter shaft form and position tolerance detection means of the present invention, designed using left and right split detent mechanism, right-hand member is fixing end, left end is designed as two-stage skateboard, and take the slip adjustment mode of precise guide rail, after left and right two parts adjustment is coaxial, the form and position tolerance detection needs of different length multi-diameter shaft can be met, a tractor serves several purposes is realized；Left end detent mechanism design with hold-down mechanism, it is ensured that in revolution detection process axial jump does not occur for workpiece, improves accuracy of measurement；Multi-measuring point automatic measurement is designed, and workpiece need to only be revolved one-turn, you can is completed all sampling sites, calculating and result and is shown that detection efficiency is greatly improved.
Description
Technical field
The present invention relates to Precision Machinery Design technical field, more particularly to a kind of multi-diameter shaft jitter detection apparatus and detection
Method.
Background technology
Multi-diameter shaft is a kind of common mechanical part, its form and position tolerance such as axial runout amount (jumping at end) and radial beat eccentricity (footpath
Jump) it will directly affect by the overall performance of its engineering goods being assembled.Under normal circumstances, rank is supported using V-type bearing pair
The benchmark of terraced axle is cylindrical, and by setting dial gauge (or amesdial) in each test point, rotary work piece one week, record show value is maximum
The difference of value and minimum value, is used as glitch detection value.Detect that each parameter is intended to move measurer in this way, and survey every time
Amount is required for rotating workpiece one week, has a strong impact on detection efficiency, is only capable of meeting small lot detection demand.In scale batch production
In detection, a kind of achievable multiple parameters need to be designed while the comprehensive measurement device detected, further improves multi-diameter shaft morpheme public
The detection efficiency and accuracy of detection of difference.
The content of the invention
In view of the technical drawbacks of the prior art, it is an object of the present invention to provide a kind of multi-diameter shaft glitch detection dress
Put.
To realize that the technical scheme that the purpose of the present invention is used is：
A kind of multi-diameter shaft jitter detection apparatus, including horizontal base station, left end positioning detection mechanism and right-hand member detection and localization machine
Structure；
Described right-hand member positioning detection mechanism includes being fixedly connected to support the right-hand member of multi-diameter shaft right-hand member with horizontal base station
Support frame, is arranged on the right side of right-hand member support frame and is fixedly connected with described horizontal base station to enter to described multi-diameter shaft right-hand member
The spacing position-limited rack of row, and the right side detection means being arranged on described position-limited rack；
Described left end positioning detection mechanism includes the driven horizonal base plate moved left and right, is arranged on the left side on horizonal base plate
Hold support frame, be arranged on the left side Jing Tiao testing agencies on described horizonal base plate, be arranged on described horizonal base plate and by
The support plate that moves left and right of driving relative level bottom plate, and be arranged on described support plate multi-diameter shaft left end is held into reality
The left end clamp system and left-hand end now clamped jumps testing agency.
Also include to control described left-hand end to jump testing agency in measurement station and the feeding machine of waiting station switching
Structure, it includes feeding clamp, and the base of described feeding clamp is arranged on horizonal base plate, the described telescopic end for feeding clamp
End is rotatably arranged with there is connecting screw rod, the company for coordinating with described connecting screw rod screw thread and being fixedly connected with described support plate
Block is connect, the reseting pressuring spring between described contiguous block and telescopic end is arranged on.
Described left end clamp system includes the grip wrench being fixedly installed on support plate, is fixedly connected with described support plate
And horizontally disposed adapter sleeve, compression leg and pinch roller, the afterbody of described compression leg through described adapter sleeve and with described folder
The telescopic end of tight clamp is hinged, and described pinch roller can be rotatably set in described depression bar front end, described adapter sleeve front end face
Clamping stage clip is arranged between pinch roller so that described pinch roller to be held with ladder shaft end side, wherein, described grip wrench is leaned on
Nearly described adapter sleeve side is locking position.
Described pinch roller is encapsulated bearing, and described depression bar is multi-diameter shaft, described clamping stage clip it is spacing in adapter sleeve and
Between the end face of multi-diameter shaft.
The described position-limited rack side that is in contact with multi-diameter shaft is provided with spherical surface hill.
Described multi-diameter shaft right-hand member is formed with positioning hole, is ordinatedly provided with plunger in described positioning hole internal clearance, institute
The right-hand member for the plunger stated mutually is held with described spherical surface hill.
Described right side detection means includes right side Jing Tiao testing agencies and right-hand end jumps testing agency, described left side footpath
Jumping testing agency and right side Jing Tiao testing agencies, position fore-aft adjustable is to adapt to different-diameter respectively, and described left-hand end jumps detection
Position or so is adjustable to adapt to different length respectively for mechanism and right-hand end jump testing agency, and use is additionally provided with described support plate
To detect the reduced diameter section pulsation measurement mechanism of multi-diameter shaft reduced diameter section.
Described support plate is arranged on by guide rail slide block mechanism on described horizontal base station, is also matched on described support plate
Ground sets grip block, is provided with described grip block and contains groove therein by the guide rail of described guide rail slide block is embedding, is arranged on
The stripper plate of side in groove, and the screw of described stripper plate can be driven.
Also include being arranged on multi-diameter shaft side to drive the friction driving mechanisms that it is rotated, it includes pilum, fixation is set
The U-shaped support in pilum upper end is put, is connected with motor output shaft and is rotatably arranged in the rotating shaft on support, with rotating shaft
The driving pulley being fixedly connected, is rotatably fixedly installed on the contiguous block in described rotating shaft, relatively described connection
The driven pulley that block is fixedly installed and is connected with described driving pulley by belt transmission.
Also include wobble component, described wobble component includes guide rod, drive block and oscillating cylinder, described oscillating cylinder
Tailpiece of the piston rod be hinged with described support or pilum, the cylinder body of described oscillating cylinder is hinged with described drive block one end,
The other end of described drive block is hinged with described guide rod afterbody, described matching guide bars through the through hole of contiguous block and preceding
End is fixedly connected with driven pulley.
Preceding fixed block is axially displaceably arranged on described guide rod, and described driven pulley can be rotatably set in institute
On the preceding fixed block stated, described guide rod front end is provided with the compression cornerite adjustment that described preceding fixed block can be driven to move axially
Block, wherein, the described bolt for compressing cornerite adjustment block center rotary type axial restraint, described bolt with it is described before
Fixed block screw thread coordinates, and guiding mechanism is provided between described compression cornerite adjustment block and preceding fixed block.
Described position-limit mechanism includes being arranged on limited block on guide rod, and be vertically arranged and with described lower supporter
The limited post that base thread coordinates.
A kind of detection method using described detection means, comprises the following steps,
1) position of horizonal base plate is determined according to the length of multi-diameter shaft and locks grip block,
2) control feed mechanism is positioned at multi-diameter shaft two ends in waiting station by left end support frame and right-hand member support frame respectively
And holding level and right-hand member are limited, left side footpath jumps that measuring mechanism, right side footpath jump measuring mechanism and right-hand end jumps measuring mechanism
Sensor has been enter into useful range scope；
3) feeding clamp are turned back, the left end on support plate is jumped measuring mechanism and the sensor of reduced diameter section pulsation measurement mechanism
Have been enter into useful range scope；
4) pull grip wrench, discharge the locking to compression leg, push down and stretch out under the tensioner of fastening spring and its end
Pinch roller is adjacent to multi-diameter shaft left side；
5) rotation of driving multi-diameter shaft, carries out data sampling site.
In described step 5) in, the step of being rotated using friction driving mechanisms driving multi-diameter shaft, its step is to put
Cylinder of taking offence stretches out, and drives belt to push until being limited, so that belt pressure is attached to the outer surface of multi-diameter shaft and forms certain
Cornerite；Then motor drives driving pulley, then drives multi-diameter shaft to rotate by belt.
Compared with prior art, the beneficial effects of the invention are as follows：
The multi-diameter shaft form and position tolerance detection means of the present invention, is designed using left and right split detent mechanism, and right-hand member is fixation
End, left end is designed as two-stage skateboard, and takes the slip adjustment mode of precise guide rail, after two parts adjustment in left and right is coaxial,
The form and position tolerance detection needs of different length multi-diameter shaft can be met, a tractor serves several purposes is realized；Left end localization machine with hold-down mechanism
Structure is designed, it is ensured that in revolution detection process axial jump does not occur for workpiece, improves accuracy of measurement；Multi-measuring point is surveyed automatically
Amount design, workpiece need to only be revolved one-turn, you can completed all sampling sites, calculating and result and shown that detection efficiency is greatly improved.
Brief description of the drawings
Fig. 1 is a kind of multi-diameter shaft jitter detection apparatus front view shown in the present invention；
Fig. 2 is the top view shown in Fig. 1；
Fig. 3 is the side view shown in Fig. 1；
Fig. 4 show left end structural profile schematic diagram；
Fig. 5 show left end mechanism top view；
Fig. 6 show right-hand member overlooking the structure diagram；
Fig. 7 show right-hand member structured testing schematic diagram；
Fig. 8 show friction driving mechanisms structural representation.
Embodiment
The present invention is described in further detail below in conjunction with the drawings and specific embodiments.It should be appreciated that described herein
Specific embodiment only to explain the present invention, be not intended to limit the present invention.
The applicable multi-diameter shaft for polytype different length of multi-diameter shaft jitter detection apparatus of the present invention, for ease of retouching
State, the present invention will be using left end as reduced diameter section, and right-hand member is exemplary illustrated to be carried out exemplified by enlarged diameter section.
As illustrated, the present invention's includes horizontal base station 1, left end positioning detection mechanism and right-hand member positioning detection mechanism；
Described right-hand member positioning detection mechanism includes being fixedly connected to support the right-hand member of multi-diameter shaft right-hand member with horizontal base station 1
Support frame 22, is arranged on the right side of right-hand member support frame and is fixedly connected with described horizontal base station to described multi-diameter shaft right-hand member
Carry out spacing position-limited rack 23, and the right side detection means being arranged on described position-limited rack；
Described left end positioning detection mechanism includes the driven horizonal base plate 2 moved left and right, is arranged on horizonal base plate
Left end support frame 4, is arranged on the left side Jing Tiao testing agencies 6 on described horizonal base plate, is arranged on described horizonal base plate
And the support plate 3 that relative level bottom plate driven is moved left and right, and be arranged on described support plate to by multi-diameter shaft left end
Hold and realize that the left end clamp system clamped and left-hand end jump testing agency 5.The supporting of right positioning bearing bracket stand and left end support frame
Axis coaxle degree error is 0.01mm, it is ensured that the rotating accuracy of multi-diameter shaft, and then improves footpath jump measurement accuracy.Described left end branch
Support and right-hand member support frame are bearing posture supporting construction, and top is provided with precision bearing a pair, for supporting multi-diameter shaft benchmark
It is cylindrical；Its middle part is provided with through hole, for the compression leg through hold-down mechanism.
Specifically, horizontal base station 1 is grinding part, and upper and lower parallelism of two planes is 0.05mm, for bogey
Overall structure.Horizonal base plate 2, is grinding part, is made up of and slides sliding block and the closed slide 27 being fixed on bottom plate 1
Pair, can be movable along guide rail.The upper surface of horizonal base plate 2 is provided with screwed hole, is jumped for loading left end support frame 4 and left side footpath
Left-hand end is mounted with measuring mechanism 6, described support plate 3 to jump measuring mechanism 5 and reduced diameter section pulsation measurement mechanism 14 and compress
Mechanism, described left-hand end jumps the unevenness of disconnected facade of the measuring mechanism to measure multi-diameter shaft reduced diameter section side, and described is small
Out-of-roundness of the diameter segment pulsation measurement mechanism 14 to measure reduced diameter section.Support plate 3 is similarly grinding part, by sliding block with
The closed slide 27 being fixed on horizonal base plate 2 constitutes sliding pair.Described left end support frame 4, passes through screw and horizonal base plate 2
Connection, top is provided with precision bearing a pair, and the reduced diameter section for supporting multi-diameter shaft 28 is cylindrical.Right-hand member support frame 22 and left end
The supporting axis coaxiality error of support frame 4 is 0.01mm, it is ensured that the rotating accuracy of multi-diameter shaft 28, and then improves footpath jump measurement essence
Degree.
The present invention's is used for multi-diameter shaft jitter detection apparatus, and its structure design meets the positioning datum requirement of multi-diameter shaft 28,
Functionally set, can be achieved to the quick, accurate of the form and position tolerance of multi-diameter shaft 28 with the design requirement of the form and position tolerance of multi-diameter shaft 28
Detection,
The multi-diameter shaft form and position tolerance detection means of the present invention, is designed using left and right split detent mechanism, and right-hand member is fixation
End, left end is designed as two-stage skateboard, and takes the slip adjustment mode of precise guide rail, after two parts adjustment in left and right is coaxial,
The form and position tolerance detection needs of different length multi-diameter shaft can be met, a tractor serves several purposes is realized；Left end localization machine with hold-down mechanism
Structure is designed, it is ensured that in revolution detection process axial jump does not occur for workpiece, improves accuracy of measurement；Multi-measuring point is surveyed automatically
Amount design, workpiece need to only be revolved one-turn or several weeks, you can completed all sampling sites, calculating and result and shown that detection efficiency is significantly carried
It is high.
Wherein, left end clamp system includes the grip wrench 15 being fixedly installed on support plate 3, fixes and connects with described support plate
Connect and horizontally disposed adapter sleeve 17, meanwhile, the adapter sleeve may also be arranged on left end support frame, compression leg 19 and pinch roller such as glue
Wheel bearing 18, the afterbody of described compression leg is hinged through described adapter sleeve and with the telescopic end of described grip wrench, described
Pinch roller can be rotatably set in described depression bar front end, be arranged between described adapter sleeve front end face and pinch roller clamping stage clip with
Described pinch roller is held with ladder shaft end side, wherein, described grip wrench is locking position close to described adapter sleeve side.
Preferably, described depression bar is multi-diameter shaft, and described clamping stage clip is spacing between the end face of adapter sleeve and multi-diameter shaft.
Specifically, described left end clamp system can apply axial force to workpiece, it is ensured that workpiece is in revolution measurement process
In will not occur axial jump.Wherein：Grip wrench 15, is connected by pin with the one end of compression leg 16, and is stopped by the end face of adapter sleeve 17
It is dynamic.Described compression leg 16, two ends are provided with U-type groove, are respectively used to connection grip wrench 15 and rubber tire bearing 18, U-type groove is vertical
Direction is provided with through hole, for through connecting pin；Middle part is designed as multidiameter structure, and thin diameter section is cased with stage clip, and wide section end face is used
In the axial limiting of stage clip.The center of adapter sleeve 17 is used for through compression leg 16 provided with through hole；Used at bus provided with uniform through hole
In through screw, the connection with left end support frame is realized.Rubber tire bearing 18, is the outside bearing for installing nylon protective case additional, passes through
Pin is connected with compression leg 16, and nylon protective case quality is relatively soft, with certain elasticity, can avoid in turning course to multi-diameter shaft 28
Cause to scratch or produce impression.
Grip wrench is discharged to pushing down after locking, stage clip release resilience, drives compression leg to stretch out, the rubber tire bearing of compression leg end
Multi-diameter shaft left side is adjacent to, because stage clip is not completely recovered to nature, still there is certain decrement, so axle can be produced
Xiang Li, it is ensured that axial jump will not occur for multi-diameter shaft；After being measured, grip wrench is turned back into initial position, compression leg resets,
Rubber tire bearing leaves left side, removes multi-diameter shaft.
Further, in addition to control described left end measuring mechanism in setting that measurement station and waiting station switch
Feed mechanism is equipped with, it includes feeding clamp 9, and the base of described feeding clamp is arranged on horizonal base plate 2, described feeding
The telescopic end end of clamp is rotatably provided connecting screw rod 13, coordinate with described connecting screw rod screw thread and with described load
The contiguous block 12 that plate is fixedly connected, is arranged on the reseting pressuring spring between described contiguous block and telescopic end.
Wherein：Feed clamp 9 be standard by outsourcing piece, i.e., dead point fixture, connected by clamp pedestal with horizonal base plate 2
Connect, screw fastening.Connecting screw rod 13 passes through contiguous block 12 and screws in the telescopic end of feeding clamp 9, for connecting support plate 3 and feeding
Clamp 9.Attaching nut 10, and the length of feeding clamp 9 is screwed in for adjusting connecting screw rod 13, so that ensure measurement sensor can
Into useful range position.Stage clip is arranged between attaching nut 10 and contiguous block I 12, for providing the feeding rollback bullet of clamp 9
Power, after being measured, turning back the feeding reseting pressuring spring elastic force of clamp 9 can make support plate 3 slide reset automatically, improve detection efficiency.Even
Connect block 12 be used for connect feeding clamp 9 and support plate 3, its middle part is provided with through hole for through connecting screw rod 13 and realizing different feedings
The regulation of distance.The effect of feed mechanism is that support plate 3 and the left end being arranged on support plate 3 are jumped into measuring mechanism 5 and reduced diameter section
Pulsation measurement mechanism 14 is advancing to the position, and sensor is entered useful range scope.Promoted using advanceable, operation facility, and
It can easily be accommodated, it is to avoid it is infringement to mechanism to load so that detection is smoothed out.
Wherein, described position-limited rack 23 side that is in contact with multi-diameter shaft is provided with spherical surface hill.Preferably, described multi-diameter shaft
Right-hand member is formed with positioning hole, and plunger 19 is ordinatedly provided with described positioning hole internal clearance, the right-hand member of described plunger and institute
The spherical surface hill stated mutually is held.
Described plunger 19 is multidiameter structure, and thin diameter section coordinates with the small interporal lacuna of the right-hand member afterbody of multi-diameter shaft 28, gap value
0.01mm；Wide section end face uses grinding, and surface flatness is Ra0.08mm, effectively the reduction frictional resistance in revolution.
Plunger 19 is the transition piece being arranged between multi-diameter shaft 28 and position-limit mechanism, meanwhile, also with control multi-diameter shaft 28 axially
The effect of position.Position-limit mechanism is used to carry out multi-diameter shaft 28 axial limiting, including jacking block 20, ball screw 21, position-limited rack 23.
Wherein：The center of jacking block 20 is provided with through hole, for through ball screw 21；Jacking block 20 is provided with four at external form profile and led to
Hole, for realizing the connection with position-limited rack 23 through screw.Ball screw 21 is standard fasteners, and the screw tip transformation of the way is ball
Shape, surface flatness Ra0.08mm, described ball screw constitutes locking spherical surface hill, the right-hand member of plunger 19 and described bulb spiral shell
Nail is mutually held when being turned round with workpiece, and its smooth bulbous end can reduce frictional resistance.Connecting plate 24 is the basis of device right part
Bearing part, is connected by screw with bottom plate 1.
Described right side detection means includes right side Jing Tiao testing agencies and right-hand end jumps testing agency, described left side footpath
Jumping testing agency and right side Jing Tiao testing agencies, position fore-aft adjustable is to adapt to different-diameter respectively, and described left-hand end jumps detection
Position or so is adjustable to adapt to different length respectively for mechanism and right-hand end jump testing agency, and use is additionally provided with described support plate
To detect the reduced diameter section pulsation measurement mechanism of multi-diameter shaft reduced diameter section.
Described left and right Jing Tiao testing agencies and left and right Duan Tiao testing agencies include sensor respectively, are correspondingly arranged at water
Track on flat underside, support plate or position-limited rack, the described sensor of carrying and bottom are provided with the cunning with described Orbit Matching
The microscope carrier of groove, and through described chute to the jackscrew that is fixed.The height of reduced diameter section pulsation measurement mechanism sensor
It is adjustable to adapt to different reducings about degree, height adjustable is such as realized by the cooperation of elongated slot and screw.
Left end jumps measuring mechanism 5, and lower end surface is provided with groove, for coordinating with guide rail 27, makes whole measuring mechanism can edge
Rectilinear direction adjustment position, meets the detection to the multi-diameter shaft 28 of different-diameter size, and bottom side is provided with elongated hole, for through
Screw, fastens measuring mechanism；Measuring mechanism top is provided with through hole along the plane of symmetry, and for placing sensor, through hole vertical direction is set
There is the screwed hole run through therewith, for screwing jackscrew, the position of fixed sensor.Jump measuring mechanism 6, right side footpath and jump survey in left side footpath
Measuring mechanism 7 and right-hand end jump measuring mechanism 25, and structure jumps that measuring mechanism 5 is identical with left end, be respectively arranged in a left side for multi-diameter shaft 28,
Outer radius and right side of the right-hand member close to end face, for the jump of left footpath, the measurement that right footpath is jumped and right-hand member is jumped, wherein, measuring machine is jumped in footpath
The transducer probe assembly position adjustment of structure 6,7 is to cylindrical maximum gauge section, and the sensor that left and right side jumps measuring mechanism 5,25 is surveyed
Head axis coaxle degree error is less than 0.01mm.
Reduced diameter section pulsation measurement mechanism 14, including T-shaped frame, described T-shaped frame bottom are provided with symmetrical through hole, for wearing
Screw is crossed, is connected with support plate 3；The elongated slot that top is provided with through hole and run through therewith, through hole is used to clamp sensor, elongated slot Vertical Square
To hole is threaded, screws in after screw, sensor can be stepped up.
Support plate is arranged on by guide rail slide block mechanism on described horizontal base station, is also matchingly set on described support plate
It is provided with grip block, described grip block the guide rail of described guide rail slide block is embedding containing groove therein, the design of groove middle part
For deformable structure, the stripper plate of side in groove is such as arranged on, and the screw of described stripper plate can be driven.In grip block
Portion is deformed, and bottom groove shrinks therewith, and clamping guide-rail so, just can meet the measurement needs of different length multi-diameter shaft.
As preferred embodiment, the detection means also includes the friction driving mechanisms for being used to drive multi-diameter shaft to rotate, institute
The friction driving mechanisms 8 stated include pilum 93, are fixedly installed on the U-shaped support 83 of pilum upper end, are driven and connect with motor output shaft
Connect and the rotating shaft on the cant board of support 83, the driving pulley being fixedly connected with rotating shaft are rotatably arranged in by bearing 89
88, be rotatably fixedly installed on the contiguous block 84 in described rotating shaft, relatively described contiguous block 83 be fixedly installed and
The driven pulley 96 being connected with described driving pulley 88 by belt 95.
Specifically, it is the convenience of the adjustment of further adherence pressure and cladding angle, in addition to wobble component, it is described
Wobble component includes guide rod 81, drive block 86 and oscillating cylinder 85, the tailpiece of the piston rod of described oscillating cylinder and described support
Or pilum is hinged, the cylinder body of described oscillating cylinder is hinged with described drive block one end, the other end of described drive block with
The described afterbody of guide rod 81 is hinged, and described guide rod 81 matchingly passes through the through hole of contiguous block and leading section is fixed with driven pulley
Connection.I.e. cylinder body, drive block 86 and guide rod 81 constitute bar linkage structure.
As wherein specific one embodiment, the pistons end of described oscillating cylinder is fixedly installed connecting rod 90, institute
The end for the connecting rod stated is hinged by the spacing clip 92 on the second connecting shaft 91 pilum 93 described with being fixedly installed on, institute
The cylinder body stated is hinged by the first connecting shaft 87 with described drive block 86.
Using cylinder is by linkage and is hinged setting, lifting belt or putting down and be positioned at any position can be achieved
Put, the use requirement of different pressures and cornerite can be met, improve experiment convenience, further lifting implementation precision.
Wherein, it is further lifting cornerite regulation convenience, described preceding fixed block is axially displaceably arranged on described
Guide rod on, described driven pulley be can be rotatably set on described preceding fixed block 80, and described guide rod front end is provided with
The compression cornerite adjustment block 97 that described preceding fixed block is moved axially can be driven, is the compression cornerite adjustment block described in realization to preceding
Fixed block it is axially driving, compress cornerite adjustment block center and be machined with ladder hole, be fastened with described ladder hole
Screw fastener to by the anterior rotary type axial restraint of bolt, bolt thread is connected through a screw thread with preceding fixed block 80, when
Before bolt is screwed in during fixed block length increase, preceding fixed block is tightened close to cornerite adjustment block, belt is compressed, and cornerite diminishes；Conversely,
Belt slack, cornerite becomes big.Meanwhile, compress cornerite adjustment block both sides and be machined with symmetrical through hole, be fixedly connected with preceding fixed block
Guide rod is realized through described symmetrical through hole and is oriented to and anti-rotation.I.e. preceding fixed block can be by the change of screw screwing length along guide rod
Move to realize that cornerite changes.Certainly, any other modes can be also used to realize axial movement to change driving pulley and pine
The spacing of movable belt pulley is realized tight or loosens described belt.
Meanwhile, it is specifically, described to improve locating effect, in addition to the position-limit mechanism being arranged between guide rod and support
Position-limit mechanism include being arranged on limited block 82 on guide rod 81, and be vertically arranged and with the base thread of described lower supporter
The limited post 94 of cooperation.Described limited block realizes axially position by structures such as pins, and described limited post passes through screw thread knot
The convenient adjustment height of structure, can be achieved the positioning to different driving position, improves driving controllability and stability.
Specifically used process is：First, the position of horizonal base plate 2 is determined according to the length to be detected multi-diameter shaft 28,
And lock grip block 26.Then, pulling feeding clamp 9 retracts it, and drives support plate 3 to exit measurement position, by multi-diameter shaft 28
Respectively by multi-diameter shaft or so portion it is cylindrical on the basis of position, be positioned on left and right bearing locating rack 4,22 and right-hand member be limited, left side
The sensor that measuring mechanism 6, right side footpath jump measuring mechanism 7 and right-hand end jump measuring mechanism 25 are jumped in footpath has been enter into useful range model
Enclose.Feeding clamp 9 are turned back, left end on support plate 3 has been jumped the sensor of measuring mechanism 5 and reduced diameter section pulsation measurement mechanism 14
Into useful range scope.Pull grip wrench 15 to be rotated by 90 °, compression leg 16 stretches out, the rubber tire bearing 18 of its end is adjacent to ladder
The left side of axle 28.Manual rolling ladder axle one week, completes sampling site, and measurement result shows and carries out qualification judgement automatically.Finally,
Contrary operation said process, removes multi-diameter shaft 28, completes measurement.
Meanwhile, the step of being rotated using friction driving mechanisms driving multi-diameter shaft, its step is that oscillating cylinder stretches out,
Belt is driven to push until being limited, so that belt pressure is attached to the outer surface of multi-diameter shaft and forms certain cornerite；Then it is electric
Machine drives driving pulley, then drives multi-diameter shaft to rotate by belt.In test or for different objects of realizing, also wrap
Include adjustment described in compression cornerite adjustment block, limited post height to adjust different cornerites the step of.
Described above is only the preferred embodiment of the present invention, it is noted that for the common skill of the art
For art personnel, under the premise without departing from the principles of the invention, some improvements and modifications can also be made, these improvements and modifications
Also it should be regarded as protection scope of the present invention.
Claims (14)
1. a kind of multi-diameter shaft jitter detection apparatus, it is characterised in that including horizontal base station, left end positioning detection mechanism and right-hand member are determined
Position detecting mechanism；
Described right-hand member positioning detection mechanism includes being fixedly connected with the right-hand member for supporting multi-diameter shaft right-hand member support with horizontal base station
Frame, is arranged on the right side of right-hand member support frame and is fixedly connected with described horizontal base station to limit described multi-diameter shaft right-hand member
The position-limited rack of position, and the right side detection means being arranged on described position-limited rack；
Described left end positioning detection mechanism includes the driven horizonal base plate moved left and right, is arranged on the left end branch on horizonal base plate
Support, is arranged on the left side Jing Tiao testing agencies on described horizonal base plate, is arranged on described horizonal base plate and driven
The support plate that relative level bottom plate is moved left and right, and it is arranged on being pressed from both sides multi-diameter shaft left end is held into realization on described support plate
Tight left end clamp system and left-hand end jump testing agency.
2. multi-diameter shaft jitter detection apparatus as claimed in claim 1, it is characterised in that also including to control described left side
Duan Tiao testing agencies are in measurement station and the feed mechanism of waiting station switching, and it includes feeding clamp, described feeding clamp
Base be arranged on horizonal base plate, the telescopic end end of described feeding clamp is rotatably arranged with there is connecting screw rod, with institute
The contiguous block that the connecting screw rod screw thread stated coordinates and is fixedly connected with described support plate, is arranged on described contiguous block and telescopic end
Between reseting pressuring spring.
3. multi-diameter shaft jitter detection apparatus as claimed in claim 1, it is characterised in that described left end clamp system includes solid
Surely the grip wrench on support plate is arranged on, is fixedly connected with described support plate and horizontally disposed adapter sleeve, compression leg and pinch roller,
The afterbody of described compression leg is hinged through described adapter sleeve and with the telescopic end of described grip wrench, and described pinch roller can revolve
Turn ground and be arranged on described depression bar front end, be arranged between described adapter sleeve front end face and pinch roller and clamp stage clip with by described pressure
Wheel is held with ladder shaft end side, wherein, described grip wrench is locking position close to described adapter sleeve side.
4. multi-diameter shaft jitter detection apparatus as claimed in claim 3, it is characterised in that described pinch roller is encapsulated bearing, institute
The depression bar stated is multi-diameter shaft, and described clamping stage clip is spacing between the end face of adapter sleeve and multi-diameter shaft.
5. multi-diameter shaft jitter detection apparatus as claimed in claim 1, it is characterised in that described position-limited rack connects with multi-diameter shaft
Tactile side is provided with spherical surface hill.
6. multi-diameter shaft jitter detection apparatus as claimed in claim 5, it is characterised in that described multi-diameter shaft right-hand member is formed with fixed
Position hole, plunger is ordinatedly provided with described positioning hole internal clearance, the right-hand member and described spherical surface hill phase of described plunger
Hold.
7. multi-diameter shaft jitter detection apparatus as claimed in claim 1, it is characterised in that described right side detection means includes the right side
Ce Jingtiao testing agencies and right-hand end jump testing agency, described left side Jing Tiao testing agencies and right side Jing Tiao testing agencies difference
Position fore-aft adjustable is to adapt to different-diameter, and described left-hand end jumps testing agency and right-hand end jumps testing agency's difference position left side
It is right adjustable to adapt to different length, it is additionally provided with to detect that the reduced diameter section of multi-diameter shaft reduced diameter section is jumped on described support plate
Dynamic measuring mechanism.
8. multi-diameter shaft jitter detection apparatus as claimed in claim 1, it is characterised in that described support plate passes through guide rail slide block machine
Structure is arranged on described horizontal base station, is also matchingly set and is set on grip block, described grip block on described support plate
Have that the guide rail of described guide rail slide block is embedding containing groove therein, be arranged on the stripper plate of side in groove, and institute can be driven
The screw for the stripper plate stated.
9. multi-diameter shaft jitter detection apparatus as claimed in claim 1, it is characterised in that also used including being arranged on multi-diameter shaft side
To drive the friction driving mechanisms that it is rotated, it includes pilum, is fixedly installed on the U-shaped support of pilum upper end, is exported with motor
Axle is connected and is rotatably arranged in the rotating shaft on support, the driving pulley being fixedly connected with rotating shaft, rotatably
The contiguous block in described rotating shaft is fixedly installed on, relatively described contiguous block is fixedly installed and passed through with described driving pulley
The driven pulley of belt transmission connection.
10. multi-diameter shaft jitter detection apparatus as claimed in claim 9, it is characterised in that also including wobble component, described pendulum
Dynamic component includes guide rod, drive block and oscillating cylinder, and the tailpiece of the piston rod of described oscillating cylinder is cut with scissors with described support or pilum
Connect, the cylinder body of described oscillating cylinder is hinged with described drive block one end, and the other end of described drive block is led with described
Bar afterbody is hinged, and is fixedly connected through the through hole of contiguous block and leading section with driven pulley described matching guide bars.
11. multi-diameter shaft jitter detection apparatus as claimed in claim 9, it is characterised in that preceding fixed block is axially displaceably set
Put on described guide rod, described driven pulley can be rotatably set on described preceding fixed block, described guide rod front end
The compression cornerite adjustment block that described preceding fixed block can be driven to move axially is provided with, wherein, described compression cornerite adjustment block
The bolt of center rotary type axial restraint, described bolt coordinates with described preceding fixed block screw thread, described compression bag
Guiding mechanism is provided between angle adjustment block and preceding fixed block.
12. multi-diameter shaft jitter detection apparatus as claimed in claim 9, it is characterised in that the also limit including being arranged on guide rod
Position block, and the limited post for being vertically arranged and coordinating with the base thread of described lower supporter.
13. a kind of detection method of detection means using as described in claim any one of 1-12, it is characterised in that including with
Lower step,
1) position of horizonal base plate is determined according to the length of multi-diameter shaft and locks grip block,
2) multi-diameter shaft two ends are positioned and protected by left end support frame and right-hand member support frame respectively in waiting station by control feed mechanism
Water holding is flat and right-hand member is limited, and the sensing that measuring mechanism, right side footpath jump measuring mechanism and right-hand end jump measuring mechanism is jumped in left side footpath
Device has been enter into useful range scope；
3) feeding clamp are turned back, have entered the sensor of the jump measuring mechanism of the left end on support plate and reduced diameter section pulsation measurement mechanism
Enter useful range scope；
4) grip wrench is pulled, the locking to compression leg is discharged, the pinch roller of stretching and its end under the tensioner of fastening spring is pushed down
It is adjacent to multi-diameter shaft left side；
5) rotation of driving multi-diameter shaft, carries out data sampling site.
14. detection method as claimed in claim 13, it is characterised in that in described step 5) in, driven using friction
The step of motivation structure driving multi-diameter shaft is rotated, its step is that oscillating cylinder stretches out, and drives belt to push until being limited, so that
So that belt pressure is attached to the outer surface of multi-diameter shaft and forms certain cornerite；Then motor drives driving pulley, then passes through belt
Multi-diameter shaft is driven to rotate.
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| CN201710641468.2A CN107202561B (en) | 2017-07-31 | 2017-07-31 | Step shaft runout detection device and detection method |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710641468.2A CN107202561B (en) | 2017-07-31 | 2017-07-31 | Step shaft runout detection device and detection method |
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| CN107202561A true CN107202561A (en) | 2017-09-26 |
| CN107202561B CN107202561B (en) | 2020-07-03 |
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| CN201710641468.2A Active CN107202561B (en) | 2017-07-31 | 2017-07-31 | Step shaft runout detection device and detection method |
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| CN117104900B (en) * | 2023-10-24 | 2024-01-05 | 太原福莱瑞达物流设备科技有限公司 | Automatic unstacking device |
| CN117104900A (en) * | 2023-10-24 | 2023-11-24 | 太原福莱瑞达物流设备科技有限公司 | Automatic unstacking device |
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