CN215415208U - Full-automatic eddy current testing equipment for spherical and cylindrical surface rollers - Google Patents

Abstract

The utility model relates to full-automatic eddy current detection equipment for spherical and cylindrical rollers, which comprises an outer circle scanning device, a driving roller, a side surface scanning device and a pneumatic positioning assembly, wherein the driving roller is arranged on an equipment platform, the driving roller is used for driving the rollers to rotate, the outer circle scanning device is arranged on the front side of the driving roller, the outer circle scanning device is provided with a scanning probe for performing outer circle detection on the rollers, the side surface scanning device is arranged on two sides of the driving roller, one side of the top of the side surface scanning device is provided with an end surface probe, the side surface scanning device detects two end surfaces of the rollers through the pneumatic positioning assembly on the top, an air rod is arranged in the pneumatic positioning assembly, the end part of the air rod is provided with an air floating head, and the air floating head is abutted against two ends of the rollers and is positioned in a non-contact manner with the two end surfaces of the rollers. The utility model uses the left/right two sets of side scanning device to float and position the two ends of the roller, which is accurate to position and convenient to adjust.

Description

Full-automatic eddy current testing equipment for spherical and cylindrical surface rollers

Technical Field

The utility model relates to the technical field of nondestructive testing, in particular to full-automatic eddy current testing equipment for spherical and cylindrical surface rollers.

Background

In the prior art, an SRB spherical surface/CRB cylindrical roller is manually placed on a spindle chuck, an upper tip is pressed and positioned, a motor drives a spindle to rotate at a high speed, and a scanning probe moves up and down along with the spherical surface to complete surface eddy current flaw detection of the spherical roller.

In the prior art, the SRB spherical surface/CRB cylindrical roller workpiece is clamped by two end surfaces, and a probe cannot enter the two end surfaces, so that the prior art only carries out eddy current detection on the spherical surface or the cylindrical surface, and the two end surfaces cannot be detected.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a full-automatic eddy current testing device for spherical and cylindrical rollers, which solves the problems in the prior art.

In order to achieve the purpose, the technical scheme of the utility model is as follows:

the utility model provides a full-automatic eddy current testing equipment of sphere, face of cylinder roller, includes excircle scanning device, drive roller, side scanning device and pneumatic positioning assembly, drive roller installs on the equipment platform, drive roller is used for drive roller to rotate, excircle scanning device installs the front side at drive roller, excircle scanning device is equipped with the scanning probe who carries out the excircle to the roller and detect, side scanning device installs the both sides at drive roller, end face probe is installed to side scanning device's top one side, side scanning device detects the both ends face of roller through the pneumatic positioning assembly at top, be equipped with the air stem among the pneumatic positioning assembly, the tip of air stem is equipped with the air supporting head, the air supporting head support by the both ends of roller and with the both ends face non-contact location of roller.

In the above scheme, excircle scanning device includes first linear module and probe mounting panel, first linear module is installed in the equipment platform frame, first linear module is through first translation platform and probe mounting panel swing joint, be equipped with limit stop on the first translation platform, scanning probe installs the tip at the probe mounting panel.

In the above scheme, the drive roller includes support frame, bearing frame and drive rubber tyer, the support frame is installed on the equipment platform, the bearing frame is equipped with two vertical tops of installing at the support frame, the drive rubber tyer is installed two between the bearing frame, the drive rubber tyer passes through the bearing and is connected with the bearing frame rotation, the outside of bearing frame is equipped with the drive rubber tyer pivoted hold-in range subassembly, the bottom of support frame is equipped with second servo motor, second servo motor is connected with the drive of hold-in range subassembly.

In the above scheme, the side scanning device includes a module frame, the module frame is fixed on the equipment platform, a second linear module is fixed at the top of one side of the module frame, the pneumatic positioning assembly is installed at the top of the second linear module, the second linear module is movably connected with the pneumatic positioning assembly in the horizontal direction through a second translation table, and a third servo motor for driving the second linear module to reciprocate is arranged at the bottom of one side of the module frame.

In the above scheme, the side scanning device further comprises a probe mounting bracket, the probe mounting bracket is mounted on the outer side of the second linear module, a third linear module is arranged on the outer side of the second translation table, the third linear module is movably connected with the probe mounting bracket in the vertical direction through a third translation table, and a fourth servo motor for driving the third linear module to reciprocate is arranged on one side of the second linear module.

In the scheme, the pneumatic positioning assembly comprises a U-shaped frame and a gas positioning block, the U-shaped frame is installed at the top of the side scanning device, a U-shaped groove of the U-shaped frame is movably connected with the gas positioning block through an adjusting screw rod, a knurled handle for driving the adjusting screw rod to rotate is arranged at the top of the U-shaped frame, the inside of the gas positioning block is of a hollow structure, the gas positioning block is used for introducing compressed gas, the outside of the gas positioning block is fixedly connected with a gas rod, and a gas cavity of the gas rod is communicated with a gas cavity of the gas positioning block;

in the scheme, the upper part and the lower part of the U-shaped frame are respectively provided with the mounting strips, the scaleplates are arranged between the end parts of the two mounting strips, the outer sides of the air positioning blocks are fixedly provided with the pointers, and the end parts of the pointers point to the scaleplates.

In the above scheme, the end part of the air floating head is provided with a vacuum chuck, and the air floating head is positioned in a non-contact way with two end surfaces of the roller through the vacuum chuck.

In the above scheme, excircle scanning device's bottom is equipped with the lift module, the lift module includes gallows, bottom plate and fourth linear module, the gallows is installed on equipment platform's organism, the gallows passes through linear guide and bottom plate sliding connection in vertical direction, the drive is installed to the bottom of gallows the fifth servo motor of the vertical direction motion of bottom plate, the top of bottom plate is passed through the guide post and is connected with fourth linear module, one side of fourth linear module is equipped with the drive the sixth servo motor that fourth linear module removed.

In the above scheme, still including verifying the station, verify the unloading end at the equipment platform of station installation, verify the station and include cylinder, appearance frame and V type piece, the top at appearance frame is installed to V type piece, the cylinder drive reciprocating motion is on appearance frame to V type piece, proximity switch is installed to the inboard of V type piece.

In the scheme, the automatic feeding device further comprises a feeding manipulator and a discharging manipulator, wherein the feeding manipulator is installed on one side of the feeding end of the equipment platform, the discharging manipulator is installed on one side of the discharging end of the equipment platform, and the feeding manipulator and the discharging manipulator are identical in structure;

the feeding manipulator comprises a clamping jaw assembly and a four-wheel-drive robot, and the clamping jaw assembly is arranged in a conveying cylinder of the four-wheel-drive robot;

the clamping jaw assembly comprises a clamping device, a fixing ring, a finger cylinder and a fixing slide block, the clamping device is installed in a conveying cylinder of the four-wheel-drive robot, the bottom of the clamping device is fixedly connected with the fixing ring, the fixing ring is fixedly connected with the finger cylinder through a fixing plate, the two sides of the bottom of the finger cylinder are respectively connected with the fixing slide block in a sliding mode through sliding rails, an adjusting handle is arranged inside the fixing slide block, the bottom of the fixing slide block is provided with a clamping jaw, and a gasket is arranged on the inner side clamping face of the clamping jaw.

Compared with the prior art, the utility model has the beneficial effects that: the feeding robot hand and the discharging robot hand are provided with finger cylinders, the SRB spherical surface/CRB cylindrical roller is grabbed and placed between the two driving rubber wheels, the second servo motor drives the driving rubber wheels in the driving roller wheels to rotate at a high speed, the outer circular surface of the roller is tangent to the two driving rubber wheels, and the roller rotates at a high speed. And the first servo motor drives the scanning probe to move along the surface of the roller to complete the surface eddy current inspection of the roller. The left and right groups of side scanning devices comprise end surface probes and air floatation positioning assemblies, and finish eddy current inspection detection on the surfaces of two side surfaces of the roller. In addition, a feeding manipulator, a discharging manipulator and an inspection station are arranged to cooperate with each other to complete the standard part for detecting the roller at regular time. The roller full-automatic eddy current testing equipment is characterized in that two ends of a roller are positioned by air floatation of a left side scanning device and a right side scanning device, the positioning is accurate, and the adjustment is convenient.

Drawings

The disclosure of the present invention is illustrated with reference to the accompanying drawings. It is to be understood that the drawings are designed solely for the purposes of illustration and not as a definition of the limits of the utility model. In the drawings, like reference numerals are used to refer to like parts. Wherein:

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic view of the driving roller of the present invention;

FIG. 3 is a schematic structural diagram of an outer circle scanning device according to the present invention;

FIG. 4 is a schematic view of a side scanning apparatus according to the present invention;

FIG. 5 is a schematic view of the assembly of the lateral scanning device and the pneumatic positioning assembly of the present invention;

FIG. 6 is a schematic view of the assembly of the side scanning apparatus and the pneumatic positioning assembly of the present invention in another embodiment;

FIG. 7 is a schematic view of the pneumatic positioning assembly of the present invention;

FIG. 8 is a schematic view of the internal structure of the pneumatic positioning assembly of the present invention;

FIG. 9 is a schematic structural view of a loading robot in the present invention;

figure 10 is a front elevational view of the jaw assembly of figure 9;

FIG. 11 is a rear view of the jaw assembly of FIG. 9;

fig. 12 is a schematic structural view of a validation station in the utility model;

fig. 13 is a schematic view of a combined structure of the middle and outer circle scanning device and the lifting module of the utility model;

fig. 14 is a schematic view of an installation structure of a feeding robot and a discharging robot in an embodiment of the present invention;

reference numbers in the figures: 1-an outer circle scanning device; 11-a first servomotor; 12-a first linear module; 13-a first translation stage; 14-limit stop; 15-mounting the probe on a plate; 16-a scanning probe; 2-driving the roller; 21-a support frame; 22-a bearing seat; 23-driving rubber wheels; 24-a timing belt assembly; 25-a second servo motor; 3-a lateral scanning device; 31-a probe mount; 32-a module rack; 33-a second linear module; 34-a third servo motor; 35-a second translation stage; 36-a third linear module; 37-a third translation stage; 38-a fourth servo motor; 39-end face probe; 4-a pneumatic positioning assembly; 41-U-shaped frame; 42-adjusting screw; 43-gas positioning block; 44-knurled handle; 45-air rod; 46-an air floating head; 47-mounting bar; 48-scale bar; 49-pointer; 5-a lifting module; 51-a hanger; 52-linear guide rail; 53-a backplane; 54-a fifth servomotor; 55-ball screw; 56-guide post; 57-a fourth linear module; 58-sixth servo motor; 6-a feeding manipulator; 61-a jaw assembly; 611-a gripper; 612-a retaining ring; 613-fixing plate; 614-finger cylinder; 615-fixed slide block; 616-a jaw; 617-adjusting handle; 618-shim; 7-a blanking manipulator; 8-validation station; 81-cylinder; 82-sample holder; 83-V shaped block; 84-proximity switches; 9-roller.

Detailed Description

In order to make the technical means, the creation features, the achievement purposes and the effects of the utility model easy to understand, the utility model is further described in detail with reference to the attached drawings. These drawings are simplified schematic views illustrating only the basic structure of the present invention in a schematic manner, and thus show only the constitution to which the present invention relates.

According to the technical scheme of the utility model, a plurality of alternative structural modes and implementation modes can be provided by a person with ordinary skill in the art without changing the essential spirit of the utility model. Therefore, the following detailed description and the accompanying drawings are merely illustrative of the technical aspects of the present invention, and should not be construed as all of the present invention or as limitations or limitations on the technical aspects of the present invention.

The technical solution of the present invention is further described in detail with reference to the accompanying drawings and examples.

As shown in fig. 1, a full-automatic eddy current inspection apparatus for spherical and cylindrical rollers comprises an outer circle scanning device 1, a driving roller 2, a side surface scanning device 3 and a pneumatic positioning assembly 4, wherein the driving roller 2 is installed on an apparatus platform, the driving roller 2 is used for driving a roller 9 to rotate, eddy current inspection of a raceway surface and two end surfaces of the roller 9 is realized for the roller 9 in the rotating process of the roller 9, and the roller 9 can be any one of a cylindrical roller CRB or a spherical roller SRB.

Referring to fig. 2, the driving roller 2 includes a supporting frame 21, a bearing seat 22 and a driving rubber wheel 23, the driving rubber wheel 23 is made of polyurethane, and compared with a metal roller, the driving roller has a large friction coefficient, can be better contacted with the roller 9 and has better wear resistance, and the driving roller is not easy to slide relatively when rotating, so that the roller 9 can be driven to rotate smoothly. Support frame 21 installs on the equipment platform, and bearing frame 22 is equipped with two and vertically installs the top at support frame 21, and drive rubber tyer 23 is installed between two bearing frames 22, and drive rubber tyer 23 passes through the bearing and is connected with bearing frame 22 rotation. In order to facilitate the lifting of the roller 9, two driving rubber wheels 23 are required, and the roller 9 is placed between the two driving rubber wheels 23. The outside of bearing frame 22 is equipped with the drive and drives rubber tyer 23 pivoted hold-in range subassembly 24, and the bottom of support frame 21 is equipped with second servo motor 25, and second servo motor 25 is connected with the drive of hold-in range subassembly 24.

In order to drive the two driving rubber wheels 23, two synchronizing wheels need to be arranged in the synchronizing belt assembly 24 and connected by a tension wheel, one of the synchronizing wheels is driven to rotate by a driving wheel under the drive of the second servo motor 25, so as to drive the driving rubber wheel 23 connected with the synchronizing wheel to rotate, and then the other synchronizing wheel is driven to rotate by the tension wheel, so as to drive the other driving rubber wheel 23 connected with the synchronizing wheel to rotate. The two driving rubber wheels 23 rotate, thereby stabilizing the rotation of the driving roller 9.

The driving rubber wheel is designed into a profiling groove, such as a V-shaped groove in fig. 2, and forms two-point contact with the roller 9, so that the roller shared by the cylindrical roller CRB and the spherical roller SRB can be realized, and the driving rubber wheel is suitable for two rollers with different sizes. And the excircle is encapsulated, and the rotation process line contact, the location is accurate, and it is convenient to adjust, and life is longer. The second servo motor 25 drives the belt to flexibly adjust the rotating speed of the driving rubber wheel so as to realize high-speed rotation of the workpiece.

The optical fiber sensor 26 is further arranged at the top of the bearing seat 22, when the roller 9 workpiece is arranged on the driving rubber wheel 23, the optical fiber sensor 26 outputs a signal to the PLC, and the PLC controls other scanning modules to detect, for example, the excircle scanning device 1 and the side scanning device 3 to detect the roller 9.

The excircle scanning device 1 is arranged at the front side of the driving roller 2, and the excircle scanning device 1 is provided with a scanning probe 16 for excircle detection of the roller 9. Specifically, referring to fig. 3, the cylindrical scanning device 1 includes a first linear module 12 and a probe mounting plate 15, the first linear module 12 is mounted on the rack of the equipment platform, the first linear module 12 is movably connected to the probe mounting plate 15 through a first translation stage 13, and the scanning probe 16 is mounted at the end of the probe mounting plate 15. A first servo motor 11 is installed at one side of the first linear module 12 for driving the first linear module 12 to reciprocate. The first translation stage 13 is provided with a limit stop 14 for limiting the moving position of the probe mounting plate 15, the first linear module 12 is connected with the first translation stage 13 for controlling the overall moving position of the first translation stage 13, and the first servo motor 11 drives the first linear module 12 to realize the forward and backward movement of the scanning probe 16.

The first linear module 12 enables the scanning probe 16 for scanning the outer circle of the roller 9 to move left and right in the horizontal plane. The first translation stage 13 is provided with three, three being used in a stacked manner. The first translation platform 13 at the top facilitates adjusting the front and rear positions of the excircle scanning probe, and ensures that the center line of the roller 9 is consistent with the left and right directions of the excircle scanning device 1. The two first translation stages 13 at the bottom are designed to protect the scanning probe 16. Two first translation platforms 13 all are furnished with buffering limit stop and inside all are equipped with the sensor, provide the signal for PLC in the normal work all the time, when scanning probe 16 runs into external force collision, the inside spring of first translation platform can be along with the atress direction withdrawal, and sensor signal disappears, and PLC reports to the police, and equipment is shut down at once, and the spring just resets only when crossing after external force disappears.

In order to better adjust the position of the scanning probe 16, please refer to fig. 13, a lifting module 5 is disposed at the bottom of the cylindrical scanning device 1, the lifting module 5 can adjust the upper and lower positions of the scanning probe 16 for scanning the outer circle of the roller 9, and the roller 9 can be changed by driving a corresponding motor to work when changing the model, so as to realize one-key model change and be suitable for different types of rollers 9.

Lifting module 5 includes gallows 51, bottom plate 53 and fourth linear module 57, and gallows 51 installs on the organism of equipment platform, and gallows 51 passes through linear guide 52 and bottom plate 53 sliding connection in vertical direction, and fifth servo motor 54 of the vertical direction motion of drive bottom plate 53 is installed to gallows 51's bottom, and the top of bottom plate 53 is passed through guide post 56 and is connected with fourth linear module 57, and one side of fourth linear module 57 is equipped with the sixth servo motor 58 of the removal of drive fourth linear module.

First servo motor 11 drives first linear module 12 and realizes the back-and-forth movement of excircle scanning device 1, and sixth servo motor 58 drives fourth linear module 57 and realizes moving about excircle scanning device 1, and fifth servo motor 54 drives ball and realizes reciprocating of excircle scanning device 1, and the roller 9 of every specification all can preserve exclusive transport position, and PLC calls exclusive program instruction when producing different rollers 9, realizes a key remodelling.

The side scanning device 3 is arranged at two sides of the driving roller 2, an end face probe 39 is arranged at one side of the top of the side scanning device 3, and the side scanning device 3 detects two ends of the roller 9 through the pneumatic positioning component 4 at the top. Since both end surfaces of the roller 9 need to be detected, two side scanning devices 3 need to be provided, and the working probes of the two side scanning devices 3 are arranged to face each other.

Referring to fig. 4 to 5, the side scanning device 3 includes a module frame 32, the module frame 32 is fixed on the equipment platform, a second linear module 33 is fixed on a top of one side of the module frame 32, the pneumatic positioning assembly 4 is installed on a top of the second linear module 33, an end surface probe 39 is installed on one side of the pneumatic positioning assembly 4, the second linear module 33 is movably connected with the pneumatic positioning assembly 4 in a horizontal direction through a second translation stage 35, and a third servo motor 34 for driving the second linear module 33 to reciprocate is disposed on a bottom of one side of the module frame 32.

The left and right groups of side scanning devices 3 drive the second linear module 33 to control the horizontal movement of the end face probe 39 and the pneumatic positioning component 4 by the third servo motor 34, and the left and right pneumatic positioning components 4 complete the positioning of the left and right end faces of the roller 9.

Referring to fig. 6, as a preferred solution, the side scanning apparatus 3 further includes a probe mounting bracket 31, the probe mounting bracket 31 is mounted on an outer side of the second linear module 33, a third linear module 36 is disposed on an outer side of the second translation stage 35, the third linear module 36 is movably connected to the probe mounting bracket 31 in a vertical direction through a third translation stage 37, and a fourth servo motor 38 for driving the third linear module 36 to reciprocate is disposed on one side of the second linear module 33.

The third linear module 36 controls the up-and-down movement of the end face probe 39 to complete the two end face scanning detection of the roller 9. The third translation stage 37 is designed to protect the end face probe 39 and the second translation stage 35 is designed to protect the air bearing head 46 of the pneumatic positioning assembly 4. Every translation platform all is furnished with buffering limit stop and inside all is equipped with the sensor, provides the signal for PLC in the normal work all the time, when end probe 39 or air supporting head 46 meet external force collision, the inside spring of translation platform can be along with the atress direction withdrawal, and sensor signal disappears PLC and reports to the police, and equipment halts at once, and the spring resets only when crossing after external force disappears. The end face probe 39 is clamped and fixed by clamping plates on two sides of the probe mounting plate 31, so that the end face probe 39 is accurately positioned, and the repeated utilization rate is high.

An air rod 45 is arranged in the pneumatic positioning assembly 4, an air floating head 46 is arranged at the end part of the air rod 45, and the air floating head 46 is abutted against two ends of the roller 9 and is positioned with two end faces of the roller 9 in a non-contact mode. The two end surfaces of the roller 9 are positioned in a floating mode through the pneumatic positioning assembly 4, and the end surface probes 39 of the side surface scanning device 3 are matched to complete the complete scanning of the two end surfaces of the roller 9, so that the end surface probes 39 can accurately scan the end surfaces of the roller 9.

Referring to fig. 7 and 8, the pneumatic positioning assembly 4 includes a U-shaped frame 41 and a pneumatic positioning block 43, one side of a plate body of the U-shaped frame 41 is mounted on the top of the side scanning device 3, a U-shaped groove of the U-shaped frame 41 is movably connected to the pneumatic positioning block 43 through an adjusting screw 42, a knurled handle 44 for driving the adjusting screw 42 to rotate is disposed on the top of the U-shaped frame 41, and the position of the pneumatic positioning block 43 on the adjusting screw 42 can be adjusted by screwing the knurled handle 44. The inside of the air positioning block 43 is of a hollow structure, the air positioning block 43 is used for introducing compressed air, the outside of the air positioning block 43 is fixedly connected with an air rod 45, and an air cavity of the air rod 45 is communicated with the air cavity of the air positioning block 43. Because the end of the air rod 45 is provided with the air floating head 46, the air positioning block 43 is inflated to control the air floating head 46 to perform non-contact positioning on the two end surfaces of the roller 9.

Air flotation positioning working principle: when compressed air with a certain pressure enters the air positioning block 43, the air forms an air film of about 0.1mm on the opposite surface of the workpiece through the air floating head 46, and a certain buoyancy is generated. The left side and the right side of the workpiece of the roller 9 are positioned by air floatation, air films are formed on the two sides of the workpiece of the roller 9 to position the left side and the right side of the workpiece, meanwhile, the workpiece of the roller 9 is still in high-speed rotation between the driving rollers 2, and when the buoyancy is balanced with the weight of the workpiece, the workpiece is in a stable state.

The left end surface and the right end surface of the roller 9 are positioned by air floatation, so that the positioning is accurate, the adjustment is convenient, and the service life is longer.

Mounting bars 47 are respectively mounted on the upper portion and the lower portion of the U-shaped frame 41, a scale 48 is arranged between the end portions of the two mounting bars 47, a pointer 49 is fixed on the outer side of the air positioning block 43, and the end portion of the pointer 49 points to the scale 48.

The U-shaped positioning groove is designed on the U-shaped frame 41, the left and right positions of the air positioning block 43 are accurately positioned, the knurled hand wheel 44 is matched with the adjusting screw rod 42 to conveniently adjust the upper and lower positions of the air positioning block 43, the scale 48 and the pointer 49 are designed, and the data in the adjusting process are accurate.

The end of the air floating head 46 is provided with a vacuum chuck, and the air floating head 46 is positioned in a non-contact way with the two end surfaces of the roller 9 through the vacuum chuck. The compressed gas entering the gas positioning block 43 may form a gas film of about 0.1mm on the surface of the vacuum chuck opposite the workpiece, creating a certain buoyancy.

Referring to fig. 12, in the above scheme, the robot further includes a validation station 8, the validation station 8 is installed at the blanking end of the equipment platform, and after the detection of the roller 9 is completed, the roller 9 is placed on the validation station 8 by the robot for validation. The validation station 8 comprises an air cylinder 81, a sample frame 82 and a V-shaped block 83, wherein the V-shaped block 83 is used for temporarily arranging the roller 9 after the eddy current detection is finished, the V-shaped block 83 is installed at the top of the sample frame 82, and the air cylinder 81 drives the V-shaped block 83 to reciprocate on the sample frame 82. The proximity switch 84 is installed on the inner side of the V-shaped block 83, and the proximity switch 84 can be conveniently monitored in real time by arranging a detection hole in the V-shaped block 83.

In the equipment, as two detection stations of the excircle scanning device 1 and the side scanning device 3, two feeder robots 6 and two blanking robots 7 are adopted, the sample frame 82 is arranged on the air cylinder 81, when the left detection station is verified, one end of the air cylinder 81 is provided with an air piston rod which extends to the left side, and the connected sample frame 82 is sent to the left detection station, so that the left robot can conveniently grab; when examining the right side and detecting the station, like this, cylinder 81 ventilates and will connect sample frame 82 and send to the right side and detect the station, makes things convenient for right side robot to snatch, realizes two switching that detect the station. There are two different standard components, and two standard components are respectively on the left and right sides of sample V type piece, the scale on the sample V type piece, and it is accurate to make things convenient for the robot to place the position. And a proximity switch 84 is designed at the lower end of the sample piece V-shaped block, when the continuous production is carried out for 1-2 hours, the robot grabs the roller 9 standard piece to the detection station, the eddy current pattern of the detected roller 9 standard piece conforms to the standard image after the detection is finished, the equipment is proved to be abnormal, and the robot grabs the roller 9 standard piece and puts the roller 9 standard piece back on the sample piece V-shaped block for continuous production. If the roller 9 standard eddy current pattern does not match the standard image, the machine is stopped for maintenance. The checking function has high automation degree, and high detection precision and efficiency.

Referring to fig. 14, in the above scheme of the eddy current testing apparatus, the apparatus further includes a feeding robot arm 6 and a discharging robot arm 7, the feeding robot arm 6 is installed on one side of the feeding end of the apparatus platform and is used for automatically feeding and clamping the roller 9, the discharging robot arm 7 is installed on one side of the discharging end of the apparatus platform and is used for automatically discharging and clamping the roller 9, and the feeding robot arm 6 and the discharging robot arm 7 have the same structure.

Referring to fig. 9, the feeding robot 6 includes a gripper assembly 61 and a four-wheel-drive robot 62, and the gripper assembly 61 is installed in a conveying cylinder of the four-wheel-drive robot 62. The four-axis robot occupies a small space, can be taken and placed at a high speed to operate and is suitable for mass production lines.

Referring to fig. 10 and 11, the clamping jaw assembly 61 includes a clamping device 611, a fixing ring 612, a finger cylinder 614 and a fixing slider 615, the clamping device 611 is installed in the conveying cylinder of the four-wheel drive robot 62, the bottom of the clamping device 611 is fixedly connected with the fixing ring 612, the fixing ring 612 is fixedly connected with the finger cylinder 614 through a fixing plate 613, two sides of the bottom of the finger cylinder 614 are respectively connected with the fixing slider 615 in a sliding manner through slide rails, an adjusting handle 617 is arranged inside the fixing slider 615, a clamping jaw 616 is arranged at the bottom of the fixing slider 615, and a gasket 618 is arranged on the inner clamping surface of the clamping jaw 616.

The fixed sliding block 615 is provided with a U-shaped groove for positioning and is provided with a scale in an engraved mode, the shape changing is convenient and the positioning is accurate, the adjusting handle 617 can quickly loosen a screw to adjust the position of the clamping jaw 616 without a tool, and the gasket 618 on the clamping jaw 616 is made of a polyurethane material and has the function of preventing a workpiece from being scratched.

In summary, the finger cylinders 614 are installed on the feeding robot hand 6 and the discharging robot hand 7, the SRB spherical surface/CRB cylindrical roller is grabbed and placed between the two driving rubber wheels 23, the second servo motor 25 drives the driving rubber wheels 23 in the driving rollers to rotate at a high speed, the outer circular surface of the roller 9 is tangent to the two driving rubber wheels 23, and the roller 9 rotates at a high speed. The first servo motor drives the scanning probe 16 to move along the surface of the roller to complete the surface eddy current inspection of the roller 9. The left and right groups of side scanning devices 3 comprise end surface probes 39 and air floatation positioning components 4, and finish eddy current inspection detection on the surfaces of two side surfaces of the roller 9. In addition, a feeding machine hand 6, a discharging machine hand 7 and a validation station 8 are arranged to cooperate together to complete the standard part for detecting the roller 9 at regular time.

The roller full-automatic eddy current testing equipment of the scheme has the advantages that the two ends of the roller 9 are positioned by the air floatation of the left/right two groups of side scanning devices 3, the positioning is accurate, and the adjustment is convenient. The driving rubber wheel 23 of the driving roller 1 is rubber-coated and is more wear-resistant due to the V-shaped groove, and the service life is longer. The roller 9 remodelling process need not artifical adjustment spare part, remodels through PLC one key to be equipped with and verify that station 8 has regularly check-up function, degree of automation is high not only, detects precision and efficient moreover. Therefore, compared with the prior art, the operation and the economy of the device are greatly improved, and the device exceeds foreign imported equipment.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

The above-mentioned embodiments, objects, technical solutions and advantages of the present invention are further described in detail, it should be understood that the above-mentioned embodiments are only specific embodiments of the present invention, and are not intended to limit the scope of the present invention, and any modifications, equivalent substitutions, improvements and the like made within the spirit and principle of the present invention should be included in the scope of the present invention.

Claims (10)

1. The utility model provides a full-automatic eddy current testing equipment of sphere, face of cylinder roller which characterized in that: including excircle scanning device (1), drive roller (2), side scanning device (3) and pneumatic positioning assembly (4), install on equipment platform drive roller (2), drive roller (2) are used for drive roller (9) to rotate, the front side at drive roller (2) is installed in excircle scanning device (1), excircle scanning device (1) is equipped with scanning probe (16) of carrying out the excircle to roller (9) and detects, install the both sides at drive roller (2) in side scanning device (3), end face probe (39) are installed to top one side of side scanning device (3), side scanning device (3) detect the both ends face of roller (9) through pneumatic positioning assembly (4) at top, be equipped with gas pole (45) in pneumatic positioning assembly (4), the tip of gas pole (45) is equipped with air supporting head (46), the air floating heads (46) are abutted against two ends of the roller (9) and are positioned with two end faces of the roller (9) in a non-contact mode.

2. The full-automatic eddy current testing equipment for the spherical and cylindrical rollers according to claim 1, wherein: excircle scanning device (1) is including first linear module (12) and probe mounting panel (15), install in the equipment platform frame first linear module (12), first linear module (12) are through first translation platform (13) and probe mounting panel (15) swing joint, the tip at probe mounting panel (15) is installed in scanning probe (16).

3. The full-automatic eddy current testing equipment for the spherical and cylindrical rollers according to claim 1, wherein: drive roller (2) are including support frame (21), bearing frame (22) and drive rubber tyer (23), install on equipment platform support frame (21), bearing frame (22) are equipped with two vertical tops of installing at support frame (21), install drive rubber tyer (23) two between bearing frame (22), drive rubber tyer (23) rotate with bearing frame (22) through the bearing and are connected, the outside of bearing frame (22) is equipped with the drive rubber tyer (23) pivoted synchronous belt subassembly (24), the bottom of support frame (21) is equipped with second servo motor (25), second servo motor (25) are connected with synchronous belt subassembly (24) transmission.

4. The full-automatic eddy current testing equipment for the spherical and cylindrical rollers according to claim 1, wherein: side scanning device (3) are including module frame (32), module frame (32) are fixed on the equipment platform, one side top of module frame (32) is fixed with second linear module (33), pneumatic locating component (4) are installed at the top of second linear module (33), second linear module (33) are through second translation platform (35) and pneumatic locating component (4) swing joint on the horizontal direction, one side bottom of module frame (32) is equipped with the drive second linear module (33) are reciprocating motion's third servo motor (34).

5. The full-automatic eddy current testing equipment for the spherical and cylindrical rollers according to claim 4, wherein: the side scanning device (3) further comprises a probe mounting frame (31), the probe mounting frame (31) is installed on the outer side of the second linear module (33), a third linear module (36) is arranged on the outer side of the second translation table (35), the third linear module (36) is movably connected with the probe mounting frame (31) in the vertical direction through a third translation table (37), and a fourth servo motor (38) for driving the third linear module (36) to reciprocate is arranged on one side of the second linear module (33).

6. The full-automatic eddy current testing equipment for the spherical and cylindrical rollers according to claim 1, wherein: the pneumatic positioning assembly (4) comprises a U-shaped frame (41) and a pneumatic positioning block (43), the U-shaped frame (41) is installed at the top of the side scanning device (3), a U-shaped groove of the U-shaped frame (41) is movably connected with the pneumatic positioning block (43) through an adjusting screw rod (42), the interior of the pneumatic positioning block (43) is of a hollow structure, the pneumatic positioning block (43) is used for introducing compressed gas, the exterior of the pneumatic positioning block (43) is fixedly connected with a pneumatic rod (45), and an air cavity of the pneumatic rod (45) is communicated with an air cavity of the pneumatic positioning block (43);

mounting bar (47) are installed respectively to the upper portion and the lower part of U type frame (41), two be equipped with scale (48) between the tip of mounting bar (47), the outside of gas locating piece (43) is fixed with pointer (49), the tip of pointer (49) points to scale (48).

7. The full-automatic eddy current testing equipment for the spherical and cylindrical rollers according to claim 1, wherein: the end part of the air floating head (46) is provided with a vacuum sucker, and the air floating head (46) is positioned in a non-contact way with the two end surfaces of the roller (9) through the vacuum sucker.

8. The full-automatic eddy current testing equipment for the spherical and cylindrical rollers according to claim 1, wherein: the bottom of excircle scanning device (1) is equipped with lift module (5), lift module (5) are including gallows (51), bottom plate (53) and fourth linear module (57), gallows (51) are installed on the organism of equipment platform, gallows (51) are through linear guide (52) and bottom plate (53) sliding connection in vertical direction, the top of bottom plate (53) is passed through guide post (56) and is connected with fourth linear module (57), one side of fourth linear module (57) is equipped with the drive sixth servo motor (58) that fourth linear module removed.

9. The full-automatic eddy current testing equipment for the spherical and cylindrical rollers according to claim 1, wherein: still including verifying station (8), verify that the unloading end at the equipment platform is installed in station (8), verify that station (8) includes cylinder (81), sample frame (82) and V type piece (83), the top at sample frame (82) is installed in V type piece (83), cylinder (81) drive reciprocating motion is on sample frame (82) to V type piece (83).

10. The full-automatic eddy current testing equipment for the spherical and cylindrical rollers according to claim 1, wherein: the automatic feeding device is characterized by further comprising a feeding manipulator (6) and a discharging manipulator (7), wherein the feeding manipulator (6) is installed on one side of the feeding end of the equipment platform, the discharging manipulator (7) is installed on one side of the discharging end of the equipment platform, and the feeding manipulator (6) and the discharging manipulator (7) are identical in structure;

the feeding manipulator (6) comprises a clamping jaw assembly (61) and a four-wheel-drive robot (62), wherein the clamping jaw assembly (61) is installed in a conveying cylinder of the four-wheel-drive robot (62);

the clamping jaw assembly (61) comprises a clamping device (611), a fixing ring (612), a finger air cylinder (614) and a fixing sliding block (615), the clamping device (611) is installed in a conveying cylinder of the four-wheel drive robot (62), the bottom of the clamping device (611) is fixedly connected with the fixing ring (612), the fixing ring (612) is fixedly connected with the finger air cylinder (614) through a fixing plate (613), two sides of the bottom of the finger air cylinder (614) are respectively in sliding connection with the fixing sliding block (615) through sliding rails, and a clamping jaw (616) is arranged at the bottom of the fixing sliding block (615).

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