CN208520784U - A kind of flaw detection mechanical structure - Google Patents

A kind of flaw detection mechanical structure Download PDF

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Publication number
CN208520784U
CN208520784U CN201820673076.4U CN201820673076U CN208520784U CN 208520784 U CN208520784 U CN 208520784U CN 201820673076 U CN201820673076 U CN 201820673076U CN 208520784 U CN208520784 U CN 208520784U
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China
Prior art keywords
assembly
rocker
ray
flaw detection
gear
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CN201820673076.4U
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Chinese (zh)
Inventor
关宏志
周志勇
林树锋
张子毅
宋志华
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Dandong Zonxon Technology Co Ltd
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Dandong Zonxon Technology Co Ltd
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Abstract

The utility model relates to flaw detection equipment fields, a kind of flaw detection mechanical structure, including the ray portion assembly for issuing flaw detection ray, the receiving unit assembly for receiving ray portion sending flaw detection ray, rocker assembly, the swing driving mechanism and bracket assembly for driving rocker assembly to swing for being used to support ray portion assembly, wherein the rocker assembly is hinged on bracket assembly, the power end of swing driving mechanism is connected to the side of the rocker assembly, swing driving mechanism can drive rocker assembly to swing, and ray portion assembly is driven to be laterally emitted flaw detection ray.This mechanical structure can laterally emit flaw detection ray by rocker assembly, can laterally detect weld defect.After the swing of ray portion assembly, flat panel detector is parallel to detectable substance always, conveniently focuses.

Description

A kind of flaw detection mechanical structure
Technical field
The utility model relates to flaw detection equipment field, applied to small-bore, S-shaped tube panel, the detection of butt weld, Especially a kind of flaw detection mechanical structure.
Background technique
The effect of defect-detecting equipment is the crackle or defect for detecting metal material or components interior.Its examination scope includes weld seam Surface defect inspection.Check the welding qualities such as face of weld crackle, lack of penetration and weldering leakage;Inner cavity checks.It checks face crack, rise The defects of skin, bracing wire, scratch, pit, protrusion, spot, corrosion;Status checkout.When certain products (such as turbine pump, engine) After work, by project as defined in technical requirements carry out in peep detection;Fit-up inspection.When requiring and needing, sub- safe light is used Electric Industrial Videoprobe's check assembling quality;After the completion of assembly or a certain process, check that each zero parts assemble position Set whether the requirement of coincidence pattern or technical conditions;With the presence or absence of assembly defect;Checking of redundant substance.It checks in product cavity remnants Bits, the fifth wheels such as exotic.
As Chinese patent (publication number: CN103336056B) discloses a kind of gantry type steel tube ultrasonic flaw detector, including control System processed, portal frame, flaw detection trolley, rotating roller device, feeding device and blanking device, rotating roller device for drive to Steel pipe rotary is examined, feeding device includes that steel pipe to be checked is packed by feeding skid and single branch turn-down rig, single branch turn-down rig one by one Poking device;Blanking device includes blanking rack and poking device, and blanking rack is equipped with inclined rack piece, and poking device will be to Inspection steel pipe is packed into rotating roller device and carries out rotation detection, and steel pipe imports blanking rack after the completion of will test.The utility model Automatic feeding device and blanking device and other component co-operating are set, realize the free of Automatic Ultrasonic Flaw Detector detection of steel pipe, contracting The time that the lifting of short detection process prepares and hangs steel pipe after detecting, detection efficiency is improved, the labor intensity of worker is mitigated.
Above equipment is detected workpiece by rotating, and is detected a flaw with reaching to steel pipe, but such equipment such as encounters needs It detects a flaw to detected side surface of workpiece, cannot achieve flaw detection operation, is i.e. existing equipment has the disadvantages that existing equipment is visited It is small to hurt range;Existing equipment does not have focusing function, so that the disadvantages of imaging definition is undesirable.
Utility model content
To solve the above problems, the utility model provides a kind of flaw detection mechanical structure, which can be to workpiece weld bond Full angle flaw detection is carried out, especially for small-bore, S-shaped tube panel, the detection of butt weld.
In order to achieve the above purposes, the technical solution adopted by the utility model is:
A kind of flaw detection mechanical structure, including for issue flaw detection ray ray portion assembly, for receive ray portion issue The receiving unit assembly of flaw detection ray, the rocker assembly for being used to support ray portion assembly, the swing for driving rocker assembly to swing Driving mechanism and bracket assembly, wherein the rocker assembly is hinged on bracket assembly, the power end of swing driving mechanism connects It connects in the side of the rocker assembly, swing driving mechanism can drive rocker assembly to swing, and ray portion assembly is driven laterally to send out It detects a flaw out ray.
Preferably, a kind of flaw detection mechanical structure further includes fixed frame assembly, the receiving unit assembly is mounted on On fixed frame assembly, which is connected on rocker assembly, and the linkage fixed frame assembly when rocker assembly is swung Position follower, and the ray receiving plane of receiving unit assembly keeps horizontal.
Preferably, the rocker assembly and fixed frame assembly pass through gear mechanism or toothed belt mechanism or chain Mechanism may make the structure that angle compensation is able to carry out between two axis, realize that the flat panel detector on fixed frame remains flat Row is in detectable substance.
Preferably, the bracket assembly includes bracket upright post, first gear is fixedly installed in the bracket upright post;Institute Stating rocker assembly includes rocker column, is provided with second gear and third gear on the rocker column, and wherein third gear is solid It is scheduled on rocker column, second gear is connected on rocker column by bearing, and is coaxially swung with fixed frame;First tooth Wheel, second gear and third gear form cyclic train, and first gear is identical as the second gear number of teeth, modulus.
Preferably, the power output end of the swing driving mechanism is connected to rocker column middle section.
Preferably, the junction of the fixed frame assembly and rocker assembly is located at swing driving mechanism and rocker assembly The lower section of junction.
Preferably, the rocker assembly is gantry structure, which includes the rocker upper beam with sliding rail, Ray portion assembly is erected on the sliding rail of rocker upper beam, and ray portion assembly is driven by ray portion horizontal drive motor Dynamic, ray portion horizontal drive motor can drive ray portion assembly along sliding rail automatic moving;
The receiving unit assembly is erected on fixed frame assembly, which includes fixed frame guide rail, the reception Portion's assembly can drive receiving unit assembly voluntarily to move along sliding rail by receiving unit horizontal drive motor driven, receiving unit horizontal drive motor It is dynamic, and the sliding rail of the fixed frame guide rail and the rocker upper beam is parallel to each other.
Preferably, ray portion assembly and/or receiving unit assembly are built-in with telescoping mechanism, telescoping mechanism driving The ray emission end of ray portion assembly and/or the ray receiving plane vertical deviation of receiving unit assembly.
Preferably, the side of the rocker assembly be equipped with limit assembly, two positive stop ends of the limit assembly with it is described Bracket assembly is used cooperatively, which is used to limit the limit swing angle of rocker assembly.
Preferably, the flaw detection that ray portion assembly issues is penetrated when the rocker assembly is located at limit swing position Angle between line and vertical plane is 30 °.
Using the beneficial effects of the utility model are:
This mechanical structure can detect a flaw for large size, or the detectable substance containing complicated defect, structurally reasonable, surely Gu detection efficiency is high.
This mechanical structure can laterally emit flaw detection ray by rocker assembly, can laterally detect weld defect.In ray portion After assembly is swung, for the receiving surface of receiving unit assembly can be received flaw detection ray, pass through the fixation to link with rocker assembly Frame assembly, so that ray portion assembly and receiving unit assembly location matches.
This mechanical structure is seen mobile to, Y-direction in X by control ray portion assembly on the whole, and passes through rocker assembly It controls ray portion assembly and controls rotation of the ray portion assembly in Y-direction in X upward swing, by swinging shaft, to realize Flaw detection to multiple angles, multiple dimensions such as workpiece top surface, surrounding sides.Additionally by receiving unit assembly and ray portion assembly Built-in flexible device, adjustment flaw detection focus effects.The present apparatus can carry out the flaw detection of multi-angle, various dimensions to workpiece, while can protect Barrier flaw detection focusing is accurate, and flaw detection effect is clear.
This structure is especially the detection being suitble to for small-bore, S-shaped tube panel, butt weld, if tube panel place not just The case where, it can be aligned with Rotation of receiver portion assembly.
Detailed description of the invention
Fig. 1 is a kind of flaw detection mechanical structure overall structure diagram of the utility model.
Fig. 2 is a kind of mechanical structure detection cell structure schematic diagram of flaw detection of the utility model.
Fig. 3 is a kind of mechanical structure detection assembly diagram of flaw detection of the utility model.
Fig. 4 is a kind of mechanical structure gear drive gear mechanism schematic diagram of flaw detection of the utility model.
Fig. 5 is a kind of mechanical structure stand assembly structure schematic diagram of flaw detection of the utility model.
Fig. 6 is a kind of fixed frame assembly structure schematic diagram of flaw detection mechanical structure of the utility model.
Fig. 7 is a kind of flaw detection mechanical structure rocker assembly structure schematic diagram of the utility model.
Fig. 8 is a kind of flaw detection mechanical structure receiving unit assembly structure schematic diagram of the utility model.
Fig. 9 is a kind of structural schematic diagram for another angle of mechanical structural morphism line portion's assembly of detecting a flaw of the utility model.
Figure 10 is a kind of structural schematic diagram for mechanical structural morphism line portion assembly of detecting a flaw of the utility model.
Figure 11 be a kind of flaw detection mechanical structure rocker assembly X of the utility model to swing effect diagram.
Figure 12 is a kind of mechanical structural morphism line source Y-direction rotates effe schematic diagram of flaw detection of the utility model.
Figure 13 is the portion B partial enlarged view in Figure 12.
Figure 14 is flaw detection effect schematic diagram after ray portion assembly is swung.
Figure 15 be ray portion assembly swing after, rotation after, swing plus postrotational flaw detection effect schematic diagram.
Appended drawing reference includes:
100- workpiece output track, 200- protection side room, 300- sensing chamber, 310- sensing chamber main body, 320- feed inlet, 330- side sliding door, 340- air refreshing tube, 400- bracket assembly, 410- bracket base, 420- bracket upright post, 430- support guide, 440- selection swing angle electric, 450- carriage drive rack gear, 460- carriage drive motor, 470- bracket driven gear, 500- are fixed Frame assembly, 510- fixed frame guide rail, 520- fixed frame column, 530- fixed frame connecting column, 600- rocker assembly, 610- rocker Lower beam, 620- rocker column, 630- rocker upper beam, 640- rocker connecting column, 650- limit assembly, 660- wobble gear Group, 700- receiving unit assembly, 710- download desk, the upper microscope carrier of 720-, 730- rotate gear group, 740- ray receiving unit, 750- Grating microscope carrier lifting drive, 760- grating microscope carrier lifter rack, 770- grating microscope carrier go up and down guide post, 780- grating microscope carrier Go up and down guide sleeve, 790- lower installation board, 791- grating microscope carrier translator slider, 792- grating microscope carrier pan drive gear, 800- ray Portion's assembly, 810- ray portion microscope carrier, 821- ray portion horizontal slider, 822- ray portion horizontal drive motor, 823- ray portion Horizontal drive gear, the vertical driving motor in 831- ray portion, the vertical rack gear in 832- ray portion, the vertical guide rod in 833- ray portion, 840- ray generator, 850- radial grating component, 860- radiographic source rotary components, 861- wobble drive gear, 862- are swung Shaft, 863- swing driven gear, 870- cable, 880- cable bearer;G1- first gear, G2- second gear, G3- Three gears.
Specific embodiment
The utility model is more fully retouched below with reference to relevant drawings for the ease of understanding the utility model, It states.The exemplary embodiments of the utility model are given in attached drawing.But the utility model can come in many different forms in fact It is existing, however it is not limited to embodiment described herein.On the contrary, purpose of providing these embodiments is makes public affairs to the utility model It is more thorough and comprehensive to open content.
It should be noted that it can directly on the other element when element is referred to as " being fixed on " another element Or there may also be elements placed in the middle.When an element is considered as " connection " another element, it, which can be, is directly connected to To another element or it may be simultaneously present centering elements.Term as used herein " vertical ", " horizontal ", " left side ", " right side " and similar statement are for illustrative purposes only.
Unless otherwise defined, all technical and scientific terms used herein are led with the technology for belonging to the utility model The normally understood meaning of the technical staff in domain is identical.Terminology used in the description of the utility model herein only be The purpose of description specific embodiment, it is not intended that in limitation the utility model.
The utility model is described in detail below in conjunction with attached drawing.
As shown in Fig. 1-Figure 15, a kind of flaw detection mechanical structure, including for issue flaw detection ray ray portion assembly 800, For receive ray portion issue flaw detection ray receiving unit assembly 700, be used to support ray portion assembly 800 rocker assembly 600, Swing driving mechanism and bracket assembly 400 for driving rocker assembly 600 to swing, wherein rocker assembly 600 is hinged on branch On frame assembly 400, the power end of swing driving mechanism is connected to the side of rocker assembly 600, and swing driving mechanism can drive pendulum Frame assembly 600 is swung, and ray portion assembly 800 is driven to be laterally emitted flaw detection ray.
A kind of flaw detection mechanical structure further includes fixed frame assembly 500, and receiving unit assembly 700 is mounted on fixed frame assembly 500 On, which is connected on rocker assembly 600, and the fixed frame assembly 500 that links when rocker assembly 600 is swung Position follower, and the ray receiving plane of receiving unit assembly 700 keeps horizontal.
Rocker assembly 600 and fixed frame assembly 500 are linked by gear mechanism, and the gear is as angle compensation mechanism.
Bracket assembly 400 includes bracket upright post 420, is fixedly installed first gear G1 in the bracket upright post 420;Rocker is total Include rocker column 620 at 600, is provided with second gear G2 and third gear G3 on rocker column 620, wherein third gear G3 is fixed on rocker column 620, and second gear G2 is connected on rocker column 620 by bearing, first gear G1 and third Gear G3 is driven by second gear G2.
In the present embodiment, bracket driven gear 470 is first gear G1, and wobble gear group 660 is second gear G2 and third gear G3.
The power output end of swing driving mechanism is connected to 620 middle section of rocker column.
The junction of fixed frame assembly 500 and rocker assembly 600 is located at swing driving mechanism and 600 junction of rocker assembly Lower section.
Rocker assembly 600 is gantry structure, which includes the rocker upper beam 630 with sliding rail, and ray portion is total It is erected at 800 on the sliding rail of rocker upper beam 630, ray portion assembly 800 is built-in with ray portion horizontal drive motor 822, penetrates Line portion horizontal drive motor 822 can drive ray portion assembly 800 along sliding rail automatic moving;
Receiving unit assembly 700 is erected on fixed frame assembly 500, which includes fixed frame guide rail 510, Receiving unit assembly 700 can drive 700 edge of receiving unit assembly by receiving unit horizontal drive motor driven, receiving unit horizontal drive motor Sliding rail automatic moving, and the sliding rail of fixed frame guide rail 510 and rocker upper beam 630 is parallel to each other.
Ray portion assembly 800 and/or receiving unit assembly 700 are built-in with telescoping mechanism, which drives ray portion total At 800 ray emission end and/or the ray receiving plane vertical deviation of receiving unit assembly 700.
The side of rocker assembly 600 is equipped with limit assembly 650, two positive stop ends and bracket assembly 400 of the limit assembly 650 It is used cooperatively, which is used to limit the limit swing angle of rocker assembly 600.
When the limit swing position of rocker assembly 600, between flaw detection ray and the vertical plane that ray portion assembly 800 issues Angle is 30 ° -45 °.
This mechanical structure can laterally emit flaw detection ray by rocker assembly 600, can laterally detect weld defect.In ray Portion's assembly 800 swing after, for the receiving surface of receiving unit assembly 700 can be received flaw detection ray, by with rocker assembly 600 The fixed frame assembly 500 of linkage, so that 700 location matches of ray portion assembly 800 and receiving unit assembly.
Figure 14 is flaw detection effect schematic diagram after ray portion assembly 800 is swung.Figure 15 is after ray portion assembly 800 is swung, revolves Turn rear, swing plus postrotational combination flaw detection effect schematic diagram.
The overall structure of this detailed further below mechanical structure and it is used cooperatively structure.
Originally implement and a kind of flaw detection mechanical structure be provided, including for issue flaw detection ray ray portion assembly 800, The receiving unit assembly 700 and rocker assembly 600 of flaw detection ray are issued for receiving ray portion assembly 800, wherein ray portion is total It is arranged on rocker assembly 600 at 800, which can drive ray portion assembly 800 to deviate in the X direction, so that ray Be angled towards workpiece to be detected in the ray emission end X-direction of portion's assembly 800, and the ray receiving end of receiving unit assembly 700 with The ray emission end of ray portion assembly 800 is opposite always.
Ray portion assembly 800 is built-in with radiographic source rotary components 860, which can drive ray portion The ray emission end of assembly 800 deviates in the Y direction, so that being angled towards in the ray emission end Y-direction of ray portion assembly 800 Workpiece to be detected, and planar X-direction is mutually perpendicular to Y-direction.
Rocker assembly 600 further includes the rocker upper beam 630 being set along the Y direction, and is slided built in the rocker upper beam 630 Rail, ray portion assembly 800 are movably disposed on the sliding rail of rocker upper beam 630, so that ray portion assembly 800 can be along rocker The sliding rail of upper beam 630 moves in the Y direction.
A kind of flaw detection mechanical structure further includes the support guide 430 being arranged in X direction, and rocker assembly 600 is movably set It sets on support guide 430 and ray portion assembly 800 can be driven to move in X direction.
Rocker assembly 600 is built-in with limit assembly 650, which is used to limit the limit of rocker assembly 600 Swing angle.
A kind of flaw detection mechanical structure further includes fixed frame assembly 500, which is built-in with is arranged along Y-direction Fixed frame guide rail 510, receiving unit assembly 700 is slidably on fixed frame guide rail 510.
Receiving unit assembly 700 includes microscope carrier, rotate gear group 730, ray receiving unit 740 and grating microscope carrier rotate driving Mechanism, ray receiving unit 740 are spindle rotationally arranged on microscope carrier, and the power end of grating microscope carrier rotating drive mechanism passes through rotation Gear set 730 connects ray receiving unit 740, and ray receiving unit 740 can be driven to turn about the Z axis.
The ray receiving end of receiving unit assembly 700 vertical can stretch, and the ray emission end of ray portion assembly 800 can be along penetrating The installation base portion of line portion assembly 800 is flexible, so that controlling and receiving ray receiving end and the ray portion assembly 800 of portion's assembly 700 The spacing at ray emission end adjusts, with control flaw detection focusing.
Receiving unit assembly 700 includes receiving unit microscope carrier, ray receiving unit 740, grating microscope carrier lifter rack 760 and grating Microscope carrier lift drive mechanism, the grating microscope carrier lifter rack 760 is vertical to be fixed on receiving unit microscope carrier, and the lifting of grating microscope carrier is driven The power end and 760 tooth engagement of grating microscope carrier lifter rack of motivation structure, and drive the vertical lifting of ray receiving unit 740.
Ray portion assembly 800 includes ray portion microscope carrier 810, the vertical driving motor 831 in ray portion, the vertical rack gear in ray portion 832 and ray generator 840, the vertical driving motor 831 in ray portion be fixed on ray portion microscope carrier 810, the vertical rack gear in ray portion 832 lower ends connect ray generator 840, and power end and vertical 832 tooth of rack gear in ray portion of the vertical driving motor 831 in ray portion are nibbled Close, by drive ray generator 840 along ray portion microscope carrier 810 on the basis of vertical move.
This mechanical structure is seen mobile to, Y-direction and total by rocker in X by control ray portion assembly 800 on the whole Ray portion assembly 800 is controlled in Y-direction in X upward swing, by swinging shaft 862 at 600 control ray portion assemblies 800 On rotation, to realize flaw detection to workpiece top surface, surrounding side multiple angles, multiple dimensions.Additionally by receiving unit assembly 700 and ray portion assembly 800 built-in flexible device, adjustment flaw detection focus effects.The present apparatus can carry out multi-angle, more to workpiece The flaw detection of dimension, while can ensure that flaw detection focusing is accurate, flaw detection effect is clear.
Specifically, the workpiece output track 100 can will be to be checked as shown in Figure 1, the present apparatus has workpiece output track 100 Workpiece transport is entered the protection side room 200 of front end, the protection side room of sensing chamber 300 and rear end in the X direction by the workpiece of survey 200.As shown in Fig. 2, sensing chamber 300 includes sensing chamber's main body 310 in the present apparatus, sensing chamber's main body 310 is the room of cubic Room structure, 310 front of sensing chamber's main body open up feed inlet 320, and the back side of corresponding 320 place wall of feed inlet is provided with discharging Mouthful, feed inlet 320 and discharge port are just opposite, and workpiece output track 100 is perforative to be arranged in feed inlet 320 and discharge port, so that Workpiece to be detected is entered in sensing chamber 300 by workpiece output track 100.
The side of sensing chamber's main body 310 is provided with side sliding door 330, staff can pass through the side of unlatching side sliding door 330 Formula Measuring error internal mechanism.Air refreshing tube 340, the air refreshing tube 340 and detection are equipped in the top surface of sensing chamber's main body 310 The inside of room main body 310 is connected to, and the heat inside sensing chamber's main body 310 can be quickly discharged by air refreshing tube 340.As preferred , active discharge part is set near the open end of the inside of air refreshing tube 340 or air refreshing tube 340, can active drive Test cabinet is discharged by air refreshing tube 340 in air in dynamic sensing chamber's main body 310.
It bracket assembly 400, fixed frame assembly 500, rocker assembly 600, receiving unit assembly 700 in this mechanical structure and penetrates Line portion assembly 800 is arranged in sensing chamber 300.
As shown in figure 5, bracket assembly 400 includes bracket base 410, bracket upright post 420, support guide in the present embodiment 430, swing angle electric 440, carriage drive rack gear 450, carriage drive motor 460 and bracket driven gear 470 are selected, wherein propping up Frame pedestal 410 is horizontally disposed grid-like framework, is respectively arranged with support guide 430 at left and right sides of bracket base 410, corresponding Sliding block is set on bracket base 410 so that bracket base 410 can slide in the X direction along support guide 430, bracket 410 main body of pedestal extends in the Y direction.Be equipped with carriage drive rack gear 450 in the position at the middle part of bracket base 410, it is corresponding Carriage drive motor 460 is arranged in the middle position of bracket base 410, and the power end of carriage drive motor 460 is equipped with gear, 450 tooth engagement of the gear and carriage drive rack gear, so that bracket base 410 can translate in the X direction, at 410 liang of bracket base Selection swing angle electric 440 is respectively set in the bracket upright post 420 that end setting extends straight up, the top of two bracket upright posts 420 With bracket driven gear 470, wherein selection swing angle electric 440 can drive rocker assembly 600 to swing, bracket driven gear 470 is made For the slave link of rocker assembly 600.
In other embodiments, support guide 430 can be substituted for other guide frames, such as guide post device, bracket Drive rack 450 and carriage drive motor 460 cooperate assembly that can be substituted for, and electric cylinders, cylinder, gear-driven assembly etc. are similar to be moved Power device.
As shown in fig. 6, fixed frame assembly 500 includes fixed frame guide rail 510, fixed frame column 520, fixed frame connecting column 530, wherein fixed frame guide rail 510 extends along Y-direction, and the fixation upwardly extended is respectively set in the both ends of fixed frame guide rail 510 Column 520 is erected, fixed frame connecting column 530 is set in the outside of each column, axis is arranged in the outer ring surface of fixed frame connecting column 530 It holds.
As shown in fig. 7, rocker assembly 600 include 610, two rocker columns 620 of rocker lower beam, rocker upper beam 630, Rocker connecting column 640, limit assembly 650 and wobble gear group 660, wherein the both ends of rocker lower beam 610 with rocker column 620 lower end connection, the upper end of rocker column 620 are connect with the both ends of rocker upper beam 630, so that rocker upper beam 630, pendulum Frame lower beam 610 and two rocker columns 620 form gantry structure, connect in the lateral surface setting rocker of two rocker columns 620 Connect column 640, rocker connecting column 640 perpendicular to rocker connecting column 640 lateral surface, in the lateral surface of a rocker column 620 Limit assembly 650 is set, wobble gear group 660 is set in the lateral surface of another rocker column 620.
Wherein limit assembly 650 includes the plate-like body of arc, and spacing head is respectively set at the both ends of plate-like body, with limit System swings the swing extreme angles of gantry structure, after chat and will be described in its working principle.
As shown in figure 3, after bracket assembly 400 is put in the plane, it is driven to bracket by the inserting of rocker connecting column 640 470 inner hollow position of gear, 470 inner hollow position built-in bearing of bracket driven gear, props up rocker assembly 600 Frame assembly 400 is that pedestal is swung in the X direction.
It can be seen that selection swing angle electric 440 is positioned close to rocker column 620 close to intermediate position, so that selection pendulum Angle motor 440 exports lesser torsion, and gantry structure rotation can be driven.Wobble gear group 660 and bracket driven gear 470 are matched It closes.
In gantry structure rotation process, the spacing head at 650 both ends of limit assembly be located at a bracket upright post 420 it Between, turning to extreme position in gantry structure is, a spacing head is connected to 420 side of bracket upright post, passes through two spacing heads With the relative position of bracket upright post 420, the extreme rotational angle of gantry structure is limited.
In other embodiments, fixed frame assembly 500 is connected to rocker column by the fixed frame connecting column 530 at both ends On 620, wherein the outer race on fixed frame connecting column 530 is fixed on rocker column 620, as shown in figure 3, tying at gantry When structure swings to move angle, fixed frame assembly 500 lets droop according to the gravity of itself, so that fixed frame column 520 is protected always Vertical state is held, the guide pass of fixed frame guide rail 510 also remains at position upward.
As shown in figure 8, receiving unit assembly 700 connects including download desk 710, upper microscope carrier 720, rotate gear group 730, ray Receive component 740, grating microscope carrier lifting drive 750, grating microscope carrier lifter rack 760, grating microscope carrier lifting guide post 770, Grating microscope carrier goes up and down guide sleeve 780, lower installation board 790, grating microscope carrier translator slider 791 and grating microscope carrier pan drive gear 792.
Wherein, download desk 710 and upper microscope carrier 720 are relatively parallel, are equipped with rotate gear group 730 in the top surface of upper microscope carrier 720, Grating microscope carrier lifting drive 750 is arranged between download desk 710 and upper microscope carrier 720, and light is arranged in the ground of download desk 710 Grid microscope carrier translator slider 791 and grating microscope carrier pan drive gear 792.
The power device that the ray receiving unit 740 of driving rotates is set between upper microscope carrier 720 and download desk 710, this is dynamic The turning end of power device is docked with rotate gear group 730, so that the power device that the ray receiving unit 740 of driving rotates passes through 730 speed change of rotate gear group, and then ray receiving unit 740 is driven to rotate in the horizontal direction.
As shown in connection with fig. 9, grating microscope carrier lifting guide post is respectively set in four edges in the bottom surface of upper microscope carrier 720 770, guide sleeve 780 is gone up and down in the vertical corresponding position setting grating microscope carrier of download desk 710, guide sleeve 780 is gone up and down by grating microscope carrier Cooperate with grating microscope carrier lifting guide post 770, in limitation microscope carrier 720 and download desk 710 can only one direction move, cannot rotate And offset.Grating microscope carrier lifter rack 760 is vertical to be fixed on receiving unit microscope carrier, the power of grating microscope carrier lift drive mechanism End and 760 tooth engagement of grating microscope carrier lifter rack, and drive the vertical lifting of ray receiving unit 740.
790 main body of lower installation board extends downwardly, and is provided in the side of lower installation board 790 and the bottom surface of download desk 710 Grating microscope carrier translator slider 791, grating microscope carrier translator slider 791 are mounted on fixed frame guide rail 510, are controlled upwards in connection side The moving direction of receiving unit assembly 700 avoids receiving unit assembly 700 from generating deflection when moving on fixed frame guide rail 510 and shake It is dynamic.
It is equipped with rack gear in the side of fixed frame guide rail 510, the rack gear and grating microscope carrier pan drive gear 792 eat engagement, The docking of the power end of grating microscope carrier pan drive gear 792 and grating pan drive motor, can be driven receiving unit assembly 700 and exists It is moved in Y-direction.
As shown in figure 9, ray portion assembly 800 includes ray portion microscope carrier 810, ray portion horizontal slider 821, ray portion level Driving motor 822, the vertical driving motor 831 in ray portion, the vertical rack gear 832 in ray portion, is penetrated ray portion horizontal drive gear 823 The vertical guide rod 833 in line portion, ray generator 840, radial grating component 850, radiographic source rotary components 860, wobble drive gear 861, it swings driven gear 863, swing shaft 862, cable 870 and cable bearer 880.
Specifically, ray portion microscope carrier 810 is equipped with ray portion horizontal drive motor 822, ray portion horizontal slider 821 and penetrates The vertical driving motor 831 in line portion.Ray portion assembly 800 is mounted on rocker upper beam 630, is provided with and leads on rocker upper beam 630 Rail and rack gear, 823 tooth engagement of middle rack and ray portion horizontal drive gear.Ray portion horizontal drive motor 822 drives ray Portion's horizontal drive gear 823 rotates, so that ray portion horizontal slider 821 can slide on the guide rail of rocker upper beam 630.
The power end of the vertical driving motor 831 in ray portion is docked by the vertical rack gear 832 of gear and ray portion, wherein ray The vertical rack gear 832 in portion is vertically arranged, the gear of the power end of the vertical driving motor 831 of the vertical rack gear 832 in ray portion and ray portion The lower end of tooth engagement, the vertical rack gear 832 in ray portion is connected to the top surface of ray generator 840, in the vertical driving motor in ray portion When 831 rotation, driving ray generator 840 is moved up and down.
In order to guarantee that the vertical shift position of ray generator 840 is accurate, in ray portion, the edge of microscope carrier 810 is arranged and penetrates The vertical guide sleeve in ray portion of the vertical guide rod 833 in line portion, in the top surface of ray generator 840, setting cooperates with the vertical guide sleeve in ray portion The vertical guide rod 833 in the ray portion used, so that will not be deviated in the telescopic process of ray generator 840.
It can be seen that being radial grating component 850 on the right side of ray generator 840, the left side of ray generator 840 is connected Have and provide the cable 870 of electric energy to ray generator 840, cable bearer 880, cable is arranged in the top of ray portion assembly 800 870 are supported by cable bearer 880, and avoiding cable 870 from forming 800 other assemblies of ray portion assembly influences.
As shown in figure 11, when rocker assembly 600 is swung, the effect swung can refer to the position A2, A3.Process again In, receiving unit assembly 700 can generate small-scale movement according to fixed frame assembly 500, but the ray of fixed frame assembly 500 connects Receipts face is always upward.
As shown in figure 12,840 divergent-ray of ray generator can also be deviated in Y-direction.Additionally by shown in Figure 11, ray Portion's assembly 800 and receiving unit assembly 700 become mutually one group, can there is multiple groups ray portion assembly 800 in a gantry structure With receiving unit assembly 700.
As shown in figure 13,850 tail portion of radial grating component is equipped with rotating assembly, is set with pendulum in the outer ring surface of rotating assembly Dynamic driven gear 863, the power end of wobble drive motor connect wobble drive gear 861, wobble drive gear 861 and swing from 863 tooth engagement of moving gear.Under the drive of wobble drive motor, wobble drive gear 861, which drives, swings 863 turns of driven gear It is dynamic, and then radial grating component 850 is driven to rotate.
The above content is only the preferred embodiment of the utility model, for those of ordinary skill in the art, according to this reality It, in specific embodiments and applications can be with many changes may be made, as long as these variations are without departing from this with novel thought The design of utility model, belongs to the protection scope of the utility model.

Claims (10)

1. a kind of flaw detection mechanical structure, it is characterised in that: including for issue flaw detection ray ray portion assembly, for receive penetrate Line portion issue flaw detection ray receiving unit assembly, be used to support ray portion assembly rocker assembly, for drive rocker assembly put Dynamic swing driving mechanism and bracket assembly, wherein the rocker assembly is hinged on bracket assembly, swing driving mechanism Power end is connected to the side of the rocker assembly, and swing driving mechanism can drive rocker assembly to swing, and drive ray portion total At being laterally emitted flaw detection ray.
2. flaw detection mechanical structure according to claim 1, it is characterised in that: a kind of flaw detection mechanical structure further includes solid Determine frame assembly, the receiving unit assembly is mounted on fixed frame assembly, which is connected on rocker assembly, and is putting The position follower of linkage fixed frame assembly when frame assembly is swung, and the ray receiving plane of receiving unit assembly keeps horizontal.
3. flaw detection mechanical structure according to claim 2, it is characterised in that: the rocker assembly and fixed frame assembly pass through Gear mechanism or toothed belt mechanism or link chain mechanism may make the structure that angle compensation is able to carry out between two axis, realize Flat panel detector on fixed frame, which remains, is parallel to detectable substance.
4. flaw detection mechanical structure according to claim 3, it is characterised in that: the bracket assembly includes bracket upright post, should First gear is fixedly installed in bracket upright post;The rocker assembly includes rocker column, and is provided on the rocker column Two gears and third gear, wherein third gear is fixed on rocker column, and second gear is connected to rocker column by bearing On, and coaxially swung with fixed frame;The first gear, second gear and this three gear form cyclic train, first gear with The second gear number of teeth, modulus are identical.
5. flaw detection mechanical structure according to claim 4, it is characterised in that: the power output end of the swing driving mechanism It is connected to rocker column middle section.
6. flaw detection mechanical structure according to claim 2, it is characterised in that: the company of the fixed frame assembly and rocker assembly Connect the lower section that place is located at swing driving mechanism and rocker assembly junction.
7. flaw detection mechanical structure according to claim 1-6, it is characterised in that: the rocker assembly is gantry knot Structure, the gantry structure include the rocker upper beam with sliding rail, and ray portion assembly is erected on the sliding rail of rocker upper beam, For ray portion assembly by ray portion horizontal drive motor driven, ray portion horizontal drive motor can drive ray portion assembly along sliding Rail automatic moving;
The receiving unit assembly is erected on fixed frame assembly, which includes fixed frame guide rail, and the receiving unit is total At by receiving unit horizontal drive motor driven, receiving unit horizontal drive motor can drive receiving unit assembly along sliding rail automatic moving, And the sliding rail of the fixed frame guide rail and the rocker upper beam is parallel to each other.
8. flaw detection mechanical structure according to claim 1-6, it is characterised in that: ray portion assembly and/or Receiving unit assembly is built-in with telescoping mechanism, which drives ray emission end and/or the receiving unit of ray portion assembly The ray receiving plane vertical deviation of assembly.
9. flaw detection mechanical structure according to claim 1, it is characterised in that: the side of the rocker assembly is equipped with limit group Part, two positive stop ends and the bracket assembly of the limit assembly are used cooperatively, which is used to limit the pole of rocker assembly Limit swing angle.
10. flaw detection mechanical structure according to claim 9, it is characterised in that: the rocker assembly is located at the limit and swings position When setting, the angle between flaw detection ray and vertical plane that ray portion assembly issues is 30 °.
CN201820673076.4U 2018-05-07 2018-05-07 A kind of flaw detection mechanical structure Active CN208520784U (en)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108318508A (en) * 2018-05-07 2018-07-24 丹东市中讯科技有限公司 A kind of flaw detection mechanical structure

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108318508A (en) * 2018-05-07 2018-07-24 丹东市中讯科技有限公司 A kind of flaw detection mechanical structure

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