CN207113827U - Multi-diameter shaft jitter detection apparatus - Google Patents

Multi-diameter shaft jitter detection apparatus Download PDF

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Publication number
CN207113827U
CN207113827U CN201720941539.6U CN201720941539U CN207113827U CN 207113827 U CN207113827 U CN 207113827U CN 201720941539 U CN201720941539 U CN 201720941539U CN 207113827 U CN207113827 U CN 207113827U
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CN
China
Prior art keywords
diameter shaft
block
hand member
detection apparatus
support plate
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Expired - Fee Related
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CN201720941539.6U
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Chinese (zh)
Inventor
王斌
李超
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CNNC Tianjin Technology Development Co Ltd
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CNNC Tianjin Technology Development Co Ltd
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Abstract

The utility model 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.Multi-diameter shaft form and position tolerance detection means of the present utility model, 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, realize a tractor serves several purposes;Left end detent mechanism design with hold-down mechanism, it is ensured that in detection process is turned round axial jump does not occur for workpiece, improves accuracy of measurement;Multi-measuring point automatic measurement designs, and workpiece need to only revolve one-turn, you can complete all sampling sites, calculating and result and show that detection efficiency greatly improves.

Description

Multi-diameter shaft jitter detection apparatus
Technical field
Precision Machinery Design technical field is the utility model is related to, more particularly to a kind of multi-diameter shaft jitter detection apparatus.
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, by setting dial gauge (or amesdial), rotary work piece one week, record show value maximum in each test point The difference of value and minimum value, as glitch detection value.Each parameter is detected in this way to be intended to move measurer, and is surveyed 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 while the comprehensive measurement device of detection need to be designed, it is public further to improve multi-diameter shaft morpheme The detection efficiency and accuracy of detection of difference.
Utility model content
The purpose of this utility model is to be directed to technological deficiency present in prior art, and provides a kind of multi-diameter shaft bounce inspection Survey device.
Technical scheme is used by realize the purpose of this utility model:
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, it 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, the left side being arranged on horizonal base plate Hold support frame, the left side Jing Tiao testing agencies being arranged 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 telescopic end of described feeding clamp End is rotatably arranged with there is connecting screw, with described connecting screw screw thread cooperation and the company being fixedly connected with described support plate Block is connect, the reseting pressuring spring being arranged between described contiguous block and telescopic end.
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 compression leg front end, described adapter sleeve front end face It is arranged between pinch roller and clamps stage clip so that described pinch roller and ladder shaft end side to be held, wherein, described grip wrench leans on Nearly described adapter sleeve side is locking position.
Described pinch roller is encapsulated bearing, and described compression leg 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 ordinatedly provided with plunger, institute formed with positioning hole in described positioning hole internal clearance 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, for position fore-aft adjustable to adapt to different-diameter, described left-hand end jumps detection respectively 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, and 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, the contiguous block being rotatably fixedly installed 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 rotary type axial restraint at cornerite adjustment block center, 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 of detection means described in use, 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) feed mechanism is controlled in waiting station, and multi-diameter shaft both ends are positioned by left end support frame and right-hand member support frame respectively And keep level and right-hand member are limited, measuring mechanism is jumped in left side footpath, measuring mechanism is jumped in right side footpath 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) grip wrench is pulled, discharge the locking to compression leg, push down and stretched out under the tensioner of fastening spring and its end Pinch roller is adjacent to multi-diameter shaft left side;
5) multi-diameter shaft rotation is driven, carries out data sampling site.
In described step 5), the step of rotation 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 formed certain Cornerite;Then motor driven driving pulley, then multi-diameter shaft is driven to rotate by belt.
Compared with prior art, the beneficial effects of the utility model are:
Multi-diameter shaft form and position tolerance detection means of the present utility model, designed using left and right split detent mechanism, right-hand member is solid Fixed end, left end are designed as two-stage skateboard, and take the slip adjustment mode of precise guide rail, and two parts adjustment in left and right is coaxial Afterwards, the form and position tolerance detection needs of different length multi-diameter shaft can be met, realize a tractor serves several purposes;Left end positioning with hold-down mechanism Mechanism designs, it is ensured that in detection process is turned round axial jump does not occur for workpiece, improves accuracy of measurement;Multi-measuring point is automatic Measuring and design, workpiece need to only revolve one-turn, you can complete all sampling sites, calculating and result and show that detection efficiency greatly improves.
Brief description of the drawings
Fig. 1 is a kind of multi-diameter shaft jitter detection apparatus front view shown in the utility model;
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 illustration;
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 utility model is described in further detail below in conjunction with the drawings and specific embodiments.It should be appreciated that this place The specific embodiment of description only to explain the utility model, is not used to limit the utility model.
The applicable multi-diameter shaft for polytype different length of multi-diameter shaft jitter detection apparatus of the present utility model, for just In description, the utility model 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.
It is as illustrated, of the present utility model including horizontal base station 1, 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 1 Support frame 22, it 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 Spacing position-limited rack 23 is carried out, 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, the left side Jing Tiao testing agencies 6 being arranged on described horizonal base plate, it is arranged on described horizonal base plate And the support plate 3 that relative level bottom plate driven moves 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, ensures the rotating accuracy of multi-diameter shaft, and then improves footpath and 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, it is grinding part, is made up of and slides sliding block and the closed slide 27 being fixed on bottom plate 1 Dynamic pair, can be moved forward and backward along guide rail.The upper surface of horizonal base plate 2 is provided with screwed hole, for loading left end support frame 4 and left side footpath Measuring mechanism 6 is jumped, left-hand end is mounted with described support plate 3 and jumps measuring mechanism 5 and reduced diameter section pulsation measurement mechanism 14 and pressure Tight mechanism, described left-hand end jumps measuring mechanism to measure the unevenness of the disconnected facade of multi-diameter shaft reduced diameter section side, described Reduced diameter section pulsation measurement mechanism 14 is measuring the out-of-roundness of reduced diameter section.Support plate 3 is similarly grinding part, passes through sliding block Sliding pair is formed with the closed slide 27 being fixed on horizonal base plate 2.Described left end support frame 4, passes through screw and horizontal base Plate 2 connects, and 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 with The supporting axis coaxiality error of left end support frame 4 is 0.01mm, ensures the rotating accuracy of multi-diameter shaft 28, and then improves footpath and jump survey Accuracy of measurement.
Of the present utility model to be used for multi-diameter shaft jitter detection apparatus, the positioning datum that its structure design meets multi-diameter shaft 28 will Ask, functionally set with the design requirement of the form and position tolerance of multi-diameter shaft 28, can be achieved to the form and position tolerance of multi-diameter shaft 28 it is quick, Accurate detection,
Multi-diameter shaft form and position tolerance detection means of the present utility model, designed using left and right split detent mechanism, right-hand member is solid Fixed end, left end are designed as two-stage skateboard, and take the slip adjustment mode of precise guide rail, and two parts adjustment in left and right is coaxial Afterwards, the form and position tolerance detection needs of different length multi-diameter shaft can be met, realize a tractor serves several purposes;Left end positioning with hold-down mechanism Mechanism designs, it is ensured that in detection process is turned round axial jump does not occur for workpiece, improves accuracy of measurement;Multi-measuring point is automatic Measuring and design, workpiece need to only revolve one-turn or several weeks, you can completes all sampling sites, calculating and result and shows, detection efficiency is significantly Improve.
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 compression leg front end, be arranged between described adapter sleeve front end face and pinch roller clamp stage clip with Described pinch roller and ladder shaft end side are held, wherein, described grip wrench is locking position close to described adapter sleeve side. Preferably, described compression leg 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 axial jump will not occur.Wherein:Grip wrench 15, it is connected with the one end of compression leg 16 by pin, and is stopped by the end face of adapter sleeve 17 It is dynamic.Described compression leg 16, both ends are provided with U-type groove, are respectively used to connect 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 provided with through hole and is used for through compression leg 16;Uniform through hole is provided with bus to use In through screw, the connection with left end support frame is realized.Rubber tire bearing 18, for the outside bearing for installing nylon protective case additional, pass through Pin is connected with compression leg 16, and nylon protective case quality is relatively soft, is had certain elasticity, can be avoided in turning course to multi-diameter shaft 28 Cause to scratch or produce impression.
After grip wrench release is to pushing down locking, stage clip release resilience, compression leg is driven 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, ensure 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 to be set what measurement station and waiting station switched 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 13, coordinate with described connecting screw screw thread and with described load The contiguous block 12 that plate is fixedly connected, the reseting pressuring spring being arranged 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 and horizonal base plate 2 Connect, screw fastening.Connecting screw 13 is 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 13, can so as to ensure measurement sensor Into useful range position.Stage clip is arranged between attaching nut 10 and contiguous block I 12, and the rollback bullet of clamp 9 is fed for providing 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 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 the infringement to mechanism to avoid loading 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 ordinatedly provided with plunger 19, the right-hand member of described plunger and institute formed with positioning hole in described positioning hole internal clearance 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, surface flatness Ra0.08mm, the reduction frictional resistance in effectively turning round. Plunger 19 is the transition piece being arranged between multi-diameter shaft 28 and position-limit mechanism, meanwhile, also there is 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 form 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, it 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, for position fore-aft adjustable to adapt to different-diameter, described left-hand end jumps detection respectively 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, carries described sensor and bottom is provided with 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, meet the detection to the multi-diameter shaft 28 of different-diameter size, bottom side is provided with elongated hole, for through Screw, fasten 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.Measuring mechanism 6 is jumped in left side footpath, right side footpath is jumped and surveyed Measuring mechanism 7 and right-hand end jump measuring mechanism 25, and structure is identical with left end jump measuring mechanism 5, 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, jumped for left footpath, the measurement that right footpath is jumped and right-hand member is jumped, wherein, measuring machine is jumped in footpath The sensor of measuring mechanism 5,25 is jumped in the transducer probe assembly position adjustment of structure 6,7 to cylindrical maximum gauge section, left and right side Gauge head axis coaxiality error is less than 0.01mm.
Reduced diameter section pulsation measurement mechanism 14, including T-shaped frame, described T-shaped frame bottom is 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 are used to clamp sensor, elongated slot Vertical Square To hole is threaded, after screwing in 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 Grip block, it is provided with described grip block and contains groove therein by the guide rail of described guide rail slide block is embedding, designed in the middle part of groove 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 deforms, and bottom groove shrinks therewith, clamping guide-rail, so, can meet the measurement needs of different length multi-diameter shaft.
As preferred embodiment, the detection means also includes being used for the friction driving mechanisms for driving 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, the contiguous block 84 being rotatably fixedly installed 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, the convenience of angle, in addition to wobble component are adjusted and coated for further adherence pressure, 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 is matchingly fixed through the through hole of contiguous block and leading section with driven pulley Connection.I.e. cylinder body, drive block 86 and guide rod 81 form 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 second connecting shaft 91 with the spacing clip 92 being fixedly installed on described pilum 93, institute The cylinder body stated is be hinged by the first connecting shaft 87 and described drive block 86.
Using cylinder by linkage and it is be hinged set, lifting belt or putting down and be positioned at any position can be achieved Put, the requirement of different pressures and cornerite can be met, improve experiment convenience, further lifting implementation precision.
Wherein, convenience is adjusted for further lifting cornerite, 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 moves axially can be driven, to realize described compression cornerite adjustment block to preceding Fixed block it is axially driving, compress and be machined with ladder hole at cornerite adjustment block center, be fastened with described ladder hole Screw fastener bolt front portion rotary type axial restraint, bolt thread to be connected through a screw thread with preceding fixed block 80, when When fixed block length increases before bolt screws in, preceding fixed block is tightened close to cornerite adjustment block, belt is compressed, and cornerite diminishes;Conversely, Belt slack, cornerite become big.Meanwhile compress cornerite adjustment block both sides and be machined with symmetrical through hole, it is fixedly connected with preceding fixed block Guide rod realizes guiding and anti-rotation through described symmetrical through hole.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 also be 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 to improve locating effect, in addition to the position-limit mechanism being arranged between guide rod and support, it is specifically, described 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 Measuring mechanism 6 is jumped in footpath, measuring mechanism 7 is jumped in right side footpath and the sensor of right-hand end jump measuring mechanism 25 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, and 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, multi-diameter shaft 28 is removed, complete measurement.
Meanwhile the step of being rotated using friction driving mechanisms driving multi-diameter shaft, its step are 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 the step of described compression cornerite adjustment block of adjustment, limited post height are to adjust different cornerites.
Described above is only preferred embodiment of the present utility model, it is noted that for the general of the art For logical technical staff, on the premise of the utility model principle is not departed from, some improvements and modifications can also be made, these change Enter and retouch and also should be regarded as the scope of protection of the utility model.

Claims (11)

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, it 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, the left end branch being arranged on horizonal base plate Support, the left side Jing Tiao testing agencies being arranged on described horizonal base plate, it is arranged on described horizonal base plate and driven The support plate that relative level bottom plate moves 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 include to control described left side The feed mechanism that Duan Tiao testing agencies switch in measurement station and waiting station, 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, with institute The contiguous block that the connecting screw screw thread stated coordinates and is fixedly connected with described support plate, it 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 being arranged on support plate, is fixedly connected and horizontally disposed adapter sleeve, compression leg and pinch roller with described support plate, 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 compression leg front end, clamping stage clip is arranged between described adapter sleeve front end face and pinch roller 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 compression leg 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, the right-hand member of described plunger and described spherical surface hill phase are ordinatedly provided with described positioning hole internal clearance 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 Right adjustable to adapt to different length, the reduced diameter section for being additionally provided with to detect multi-diameter shaft reduced diameter section on described support plate is jumped 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, and grip block is also matchingly set on described support plate, is set on described grip block Have and contain groove therein by the guide rail of described guide rail slide block is embedding, 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 include being arranged on multi-diameter shaft side use 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 being fixedly installed in described rotating shaft, relatively described contiguous block are 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 10, 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 rotary type axial restraint at center, described bolt coordinate with described preceding fixed block screw thread, described compression bag Guiding mechanism is provided between angle adjustment block and preceding fixed block.
CN201720941539.6U 2017-07-31 2017-07-31 Multi-diameter shaft jitter detection apparatus Expired - Fee Related CN207113827U (en)

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107202561A (en) * 2017-07-31 2017-09-26 中核(天津)科技发展有限公司 Multi-diameter shaft jitter detection apparatus and detection method
CN109457346A (en) * 2018-12-12 2019-03-12 南通神马线业有限公司 A kind of weaving twisting machine drum shaft positioning rule error checking arrangement and application method
CN110294285A (en) * 2019-06-03 2019-10-01 中国农业机械化科学研究院 A kind of auger conveyor device for fast detecting and method

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107202561A (en) * 2017-07-31 2017-09-26 中核(天津)科技发展有限公司 Multi-diameter shaft jitter detection apparatus and detection method
CN109457346A (en) * 2018-12-12 2019-03-12 南通神马线业有限公司 A kind of weaving twisting machine drum shaft positioning rule error checking arrangement and application method
CN110294285A (en) * 2019-06-03 2019-10-01 中国农业机械化科学研究院 A kind of auger conveyor device for fast detecting and method
CN110294285B (en) * 2019-06-03 2020-07-14 中国农业机械化科学研究院 Rapid detection device and method for spiral conveyor

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