CN116045861A - Grinding wheel flatness online detection device and method based on 3D line scanning laser camera - Google Patents
Grinding wheel flatness online detection device and method based on 3D line scanning laser camera Download PDFInfo
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- CN116045861A CN116045861A CN202310101708.5A CN202310101708A CN116045861A CN 116045861 A CN116045861 A CN 116045861A CN 202310101708 A CN202310101708 A CN 202310101708A CN 116045861 A CN116045861 A CN 116045861A
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- grinding wheel
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- line scanning
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B11/00—Measuring arrangements characterised by the use of optical techniques
- G01B11/30—Measuring arrangements characterised by the use of optical techniques for measuring roughness or irregularity of surfaces
- G01B11/303—Measuring arrangements characterised by the use of optical techniques for measuring roughness or irregularity of surfaces using photoelectric detection means
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/10—Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working
Abstract
The invention relates to the technical field of grinding wheel detection equipment, and discloses a grinding wheel flatness online detection device and method based on a 3D line scanning laser camera. The device comprises a base part, a main shaft seat, an extension shaft, a 3D line scanning laser camera, an adjusting support and a front support. The base component is arranged on the grinder box body through the adjusting support and the front support and comprises a base, a linear guide rail pair arranged on the base and a driving device. The 3D line scanning laser camera is connected with the spindle seat through the extension shaft, and the 3D line scanning laser camera is further electrically connected with the control and display mechanism. The invention scans the plane of the grinding wheel by using the 3D line scanning laser camera to obtain the geometric shape and the planeness of the current grinding wheel, and automatically adjusts and trims parameters for a machine tool according to detection data or provides data support for debugging personnel to process products.
Description
Technical Field
The invention relates to the technical field of grinding wheel detection equipment, in particular to a grinding wheel flatness online detection device and method based on a 3D line scanning laser camera.
Background
At present, no efficient and accurate detection device and method are available for the planeness and geometry of a large-plane double-end-face grinding wheel, because the double-end-face grinding wheel and the single-end-face grinding wheel are different from those of common external circle grinding wheels or internal circle grinding wheels to the greatest extent, namely the grinding wheel of the end-face grinding wheel adopts the grinding wheel face to fully contact with the workpiece face and carry out large-area simultaneous stress grinding, and the stress point of the grinding wheel of the external circle grinding wheel or the internal circle grinding wheel can be approximately regarded as a line, so that the end-face grinding wheel is usually adopted by the large-plane grinding wheel, and the planeness of the grinding wheel has great influence on the grinding effect of the workpiece.
When grinding the grinding machine, along with the abrasion of the grinding wheel, the grinding wheel needs to be frequently dressed, in order to avoid the assembly error caused by the frequent assembly and disassembly of the grinding wheel and influence the production efficiency, the grinding wheel dressing device is arranged on the existing end face grinding machine to carry out online dressing on the grinding wheel, and when the planeness of the dressed grinding wheel is detected, the traditional online detection on the position and planeness of the grinding wheel of the grinding machine is influenced by the structure of the grinding machine, the traditional online detection on the position and planeness of the grinding wheel of the grinding machine can only be carried out by adopting a dial gauge, and the pointer of the dial gauge can only carry out the detection on the point or line on the size data in a certain position or on the same diameter of the grinding wheel.
The patent with publication number CN207300183U discloses a laser measuring device for detecting the flatness of a sheet grinding wheel, which refers to measuring the flatness of the grinding wheel by using a laser sensor, but the limited measuring ring width of the laser sensor can be basically regarded as line detection, so that large-plane detection cannot be realized, and the flatness is detected by the detection method, the grinding wheel is required to be removed for off-line detection, the detection method is long in time consumption, and the repeated positioning precision is difficult to ensure after the grinding wheel is reinstalled, so that the grinding precision of the grinding wheel can be influenced.
In order to solve the problems, the invention provides a grinding wheel flatness online detection device and method based on 3D line scanning laser.
Disclosure of Invention
The invention provides the following technical scheme:
the grinding wheel flatness online detection device based on the 3D line scanning laser camera comprises a base part, a main shaft seat, an extension shaft, the 3D line scanning laser camera, an adjusting support and a front support, and is characterized in that the base part is arranged on a grinding machine box body through the adjusting support and the front support, and comprises a base, a linear guide rail pair and a driving device, wherein the linear guide rail pair is arranged on the base; the 3D line scanning laser camera is connected with the spindle seat through the extending shaft, and the 3D line scanning laser camera is further electrically connected with the control and display mechanism.
By adopting the technical scheme: through adjusting support and preceding support combination, can realize the angle modulation of base relative grinding machine box installation face to realize detecting the angle modulation of camera. The 3D line scanning laser camera is connected with the spindle seat through the extension shaft, and the 3D line scanning laser camera is further electrically connected with the control and display mechanism. Make it can control the 3D line and sweep laser camera and carry out all-round removal, and then realize carrying out the shooting of each angle to the emery wheel of installing on equipment.
Preferably, the spindle seat is mounted on a slider of the linear guide pair and is connected with an output end of the driving device, and the driving device drives the spindle seat to move back and forth along the linear guide pair direction.
The adjusting support comprises an adjusting screw, an adjusting nut, a spherical washer combination and a locking nut, wherein the adjusting screw is fixedly connected with the base through the locking nut and is connected onto the grinding machine box body through the adjusting nut and the spherical washer combination, the spherical washer combination comprises a lower washer and an upper washer, the upper washer and the lower washer are two washer combinations matched with the spherical pair, and the spherical pair of the upper washer and the lower washer is concentric.
The front support comprises a rotating shaft, a supporting leg screw, a conical surface washer and a spring washer, wherein the supporting leg screw, the conical surface washer and the spring washer are used for connecting the machine tool box body and the base, the rotating shaft is fixed on the machine tool box body through the countersunk head screw, the supporting leg screw sequentially penetrates through the spring washer, the conical surface washer, the machine tool box body and the through hole in the rotating shaft from the back of the machine tool box body to be connected with the base, the connecting surface of the rotating shaft and the base is in cylindrical surface fit, and an adjusting gap is reserved between the through hole in the rotating shaft and the supporting leg screw.
The laser camera is swept to 3D line includes the bottom plate, the front of bottom plate is provided with movable assembly, and movable assembly's front is provided with the connecting piece, and the right side of connecting piece is provided with the mounting panel, and the inside of mounting panel is provided with the upset subassembly that extends to the mounting panel right side, and the upset subassembly is located one side on mounting panel right side and is provided with the protection casing, and the inside of protection casing is fixed and is equipped with the camera, and the bottom of protection casing is provided with the guard gate.
The mobile assembly comprises an electric push rod, a mounting block and a base, wherein the back of the mounting block is fixedly connected with the front of the camera, the side wall of the electric push rod is fixedly sleeved in the mounting block, the output shaft of the electric push rod is fixedly connected with the back of the base, the front of the base is fixedly connected with the back of the connecting piece, a first mounting groove for mounting the electric push rod is formed in the front of the mounting block, and the electric push rod is connected with the controller through a wire.
The turnover assembly comprises a second mounting groove, a gear motor and a bearing, wherein the second mounting groove is formed in the right side of the mounting plate, the left side of the gear motor is fixedly connected with the left side inner wall of the second mounting groove, the output shaft of the gear motor is fixedly connected with a rotating shaft, one end of the rotating shaft, which is far away from the gear motor, is fixedly connected with the left side of the protective cover, the bearing is arranged in the second mounting groove, the inner wall of the inner ring of the bearing is fixedly connected with the side wall of the rotating shaft, the outer wall of the outer ring of the bearing is fixedly connected with the inner wall of the second mounting groove, and the gear motor is connected with the controller through a wire.
The logical groove has been seted up to the bottom of protection casing, and the outside fixedly connected with rubber frame that just is located logical groove of the bottom of protection casing, and the outer wall at the rubber frame is established to the inside wall cover of protection casing.
The front of the bottom plate and the outer side of the mounting block are provided with mounting holes distributed in an annular array.
The invention also provides a grinding wheel flatness detection method based on the 3D line scanning laser camera, which comprises the following steps of;
s1: scanning a processing surface of the end surface grinding wheel by using a 3D line scanning laser camera, wherein the 3D line scanning laser can scan once to generate a X, Y, Z three-dimensional space coordinate;
s2: analyzing data detected by a 3D line scanning laser camera by using special algorithm software, presenting the 3D shape of the grinding wheel in a 3D graph mode, and measuring flatness and grinding wheel geometric data;
s3: the Z-direction coordinate position of the grinding wheel plane is detected by using a 3D line scanning laser camera, data can be fed back to a machine tool through the special algorithm software calculation processing in the step S2 to realize automatic grinding wheel abrasion compensation, and the data can be applied to processes such as automatic tool setting of the grinding wheel;
s4: the special algorithm software analysis data in the step S2 can be used for knowing whether the geometric shape and the flatness of the grinding wheel exceed the normal numerical range or not, and initiating trimming reminding or warning when the analysis result is abnormal.
Advantageous effects
Compared with the prior art, the invention provides the grinding wheel flatness online detection device and method based on the 3D line scanning laser camera, which have the following beneficial effects:
1. according to the invention, the 3D line scanning laser camera is arranged on the camera motion control structure formed by the camera adjusting support, the moving assembly, the overturning assembly and the like, so that the 3D line scanning laser camera can be controlled to move in all directions, photographing and data analysis of all angles of a grinding wheel arranged on equipment are realized, the accuracy of on-line grinding wheel flatness information acquisition is improved, and the problem of inaccurate precision caused by repeated positioning errors after the grinding wheel is reinstalled due to offline measurement when the grinding wheel is detached from the equipment in the prior art is solved.
2. According to the invention, the plane of the grinding wheel is scanned by using the 3D line scanning laser camera, the data is analyzed and processed through software, the current geometric shape and flatness of the grinding wheel are obtained, the automatic adjustment and trimming parameters of a machine tool according to the detection data are facilitated, or the data support is provided for a product processed by a debugging personnel, the online detection of the shape surface state and flatness of the grinding wheel during the large plane trimming of the end face grinding wheel is well solved, the real state of the surface of the grinding wheel is displayed in real time through the three-dimensional cloud image, whether the grinding wheel is sharp or not can be judged at present, the real loss of the grinding wheel is detected at the current real position of the grinding wheel, and the automatic compensation function of grinding processing is realized by feeding back to the machine tool.
Drawings
FIG. 1 is a schematic view of the overall isoshaft structure of one embodiment of the online grinding wheel flatness detection apparatus of the present invention;
FIG. 2 is a schematic front view of the embodiment of FIG. 1;
FIG. 3 is a left side view of the embodiment of FIG. 1;
FIG. 4 is a cross-sectional view A-A of the embodiment of FIG. 3;
FIG. 5 is a schematic view of the structure of the adjustment support;
FIG. 6 is a schematic view of an exploded construction of the front mount;
FIG. 7 is a schematic diagram of a 3D line scan laser camera;
FIG. 8 is a schematic view of a partially exploded construction;
FIG. 9 is a schematic representation of a model generated by the first annulus;
FIG. 10 is a schematic diagram of the model generated after all the zones are completed;
fig. 11 is a schematic plan view of data.
In the figure: 1. a base member; 101. a base; 102. a linear guide rail pair; 103. a driving device; 2. a spindle base; 3. a projecting shaft; 4. a camera; 401. a bottom plate; 402. a moving assembly; 40201. an electric push rod; 40202. a mounting block; 40203. a base; 403. a connecting piece; 404. a mounting plate; 405. a flip assembly; 40501. a bearing; 40502. a speed reducing motor; 40503. a second mounting groove; 406. a protective cover; 407. a camera; 408. a rubber frame; 409. a protective door; 5. adjusting the support; 501. adjusting a screw; 502. an adjusting nut; 503. spherical washer combination; 50301. a lower gasket; 50302. an upper gasket; 504. a lock nut; 6. a front support; 601. a rotating shaft; 602. a conical washer; 603. a support leg screw; 604. spring washers, 605, countersunk screws.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Example 1
Referring to fig. 1-6, an on-line detecting device for grinding wheel flatness based on a 3D line scanning laser camera comprises a base component 1, a spindle seat 2, an extension shaft 3, a camera 4, an adjusting support 5 and a front support 6, wherein the base component 1 is installed on a grinding machine box body through the adjusting support 5 and the front support 6, the base component comprises a base 101, a linear guide rail pair 102 installed on the base 1 and a driving device 103, the driving device 103 is a combination of a servo motor and a ball screw, and can also be directly driven by an electric cylinder, the spindle seat 2 is installed on a sliding block of the linear guide rail pair 102 and is connected with an output end of the driving device 103, the driving device 103 drives the 3D line scanning camera 4 to move back and forth along the direction of the linear guide rail pair 102, the spindle seat 2 moves forward when detecting operation is performed, the camera 4 is located in a grinding wheel surface detecting area, and after detection is completed, the spindle seat 2 moves backward, the camera 4 is far away from the grinding wheel grinding operation area. The 3D line scan laser camera (4) is also electrically connected to and controlled by a control and display mechanism (not shown).
The adjusting support 5 comprises an adjusting screw 501, an adjusting nut 502, a spherical washer combination 503 and a locking nut 504, the adjusting screw 501 is fixedly connected with the base part 1 through the locking nut 504 and is connected with the grinding machine box through the adjusting nut 502 and the spherical washer combination 503, the spherical washer combination 503 comprises a lower washer 50301 and an upper washer 50302, the upper washer 50302 and the lower washer 50301 are two washer combinations matched with spherical pairs, the spherical pairs of the upper washer and the lower washer are concentric, the front support 6 comprises a rotating shaft 601, a supporting leg screw 603 used for connecting the machine box and the base 101, a conical washer 602 and a spring washer 604, specifically, the rotating shaft 601 is fixed on the machine box through a countersunk screw 605, the supporting leg screw 603 sequentially penetrates through the spring washer 604, the conical washer 602, the machine box and a through hole of the rotating shaft 601 to be connected with the base 101, the connecting surface of the rotating shaft 601 is in cylindrical surface matching with the base 101, a certain adjusting gap is reserved between the through hole of the rotating shaft 601 and the supporting leg screw 603, so that the conical surface screw 603 has proper angle adjusting space, and the supporting leg screw 603 can keep the matching with the supporting leg screw 602 and keep the matched surface of the machine box and the supporting washer when the supporting leg screw 603 changes.
Through adjusting support 5 and preceding support 6 combination, can realize the angle modulation of base part 1 relative grinding machine box installation face to realize detecting the angle modulation of camera, when needing angle regulation, loosen the nut of upper washer 50302 side with the spanner, rotate the adjusting nut of lower washer 50301 side and make adjusting screw 501 reciprocate, thereby drive base part 1 and regard support 6 as the fulcrum rotation, realize angle modulation, after adjusting in place, lock upper washer 50302.
Through sweeping laser camera with the 3D line and setting up at the camera motion control structure that comprises structure such as adjustment support, removal subassembly and upset subassembly, it can control the 3D line sweep laser camera and carry out all-round removal, and then realize carrying out shooting, data extraction and the integrated computation of each angle to the emery wheel of installing on equipment, and then improve the accuracy to emery wheel surface information acquisition to need not pull down the emery wheel from equipment and shoot and measure, avoided the emery wheel to pull down the inaccurate problem of emery wheel precision that causes on the installation from equipment.
Example two
Referring to fig. 7 and 8, the camera 4 includes a base 401, a moving component 402 is disposed on the front surface of the base 401, a connecting component 403 is disposed on the front surface of the moving component 402, a mounting board 404 is disposed on the right side of the connecting component 403, a turnover component 405 extending to the right side of the mounting board 404 is disposed in the interior of the mounting board 404, a protection cover 406 is disposed on one side of the turnover component 405 on the right side of the mounting board 404, a camera 407 is fixedly disposed in the interior of the protection cover 406, a protection door 409 is disposed at the bottom of the protection cover 406, the camera 407 is driven to move by the moving component 402, the camera 407 scans the outermost zone of the grinding wheel, meanwhile, after the turnover component 405 turns over, the scanning of the next zone is triggered, the zone width is determined by the field of view of the 3D camera 407, the moving component 402 enables the camera 407 to be positioned accurately, the camera 407 is moved to the next zone area, so that the camera 407 can be scanned fully, and the next zone width and the last scanning area have a certain overlapping area to facilitate the software pattern fitting and calculation.
Further, the camera 407 adopts a 3D line scanning laser camera, the camera 407 is connected with the controller through a wire, and the 3D line scanning laser can scan once to generate the three-dimensional space coordinates of X, Y, Z, so that whether the current state of the surface of the grinding wheel is passivated, whether the grinding wheel needs to be trimmed and whether other abnormal defects exist or not can be conveniently analyzed and known.
Further, the through groove is offered to the bottom of protection casing 406, and the outside fixedly connected with rubber frame 408 that just is located the through groove of the bottom of protection casing 406, and the inside wall cover of protection casing is established at the outer wall of rubber frame 408, is convenient for protect camera 407 through protection casing 406, improves the security that camera 407 used, and is convenient for dismouting guard gate 409 through rubber frame 408, makes things convenient for camera 407 to scan.
Further, the front surface of the bottom plate 401 and the outer side of the mounting block 40202 are provided with mounting holes in annular array arrangement, and the device is conveniently mounted at a designated position through the mounting holes, so that the device can be used independently or can be mounted on a machine tool for matching use.
Example III
Referring to fig. 7 and 8, the moving assembly 402 includes an electric push rod 40201, a mounting block 40202 and a base 40203, the back of the mounting block 40202 is fixedly connected with the front of the bottom plate 401, a side wall of the electric push rod 40201 is fixedly sleeved in the mounting block 40202, an output shaft of the electric push rod 40201 is fixedly connected with the back of the base 40203, the front of the base 40203 is fixedly connected with the back of the connecting piece 403, the electric push rod 40201 is started by a controller, the output shaft of the electric push rod 40201 drives the base 40203 to move, and the base 40203 drives the connecting piece 403 and the overturning assembly 405 to move, so as to drive the protective cover 406 and the camera 407 to move.
Further, the front of the mounting block 40202 is provided with a first mounting groove for mounting the electric push rod 40201, the electric push rod 40201 is connected with the controller through a wire, and the electric push rod 40201 is conveniently mounted through the first mounting groove and is convenient to use.
Example IV
Referring to fig. 7 and 8, the overturning assembly 405 includes a second mounting groove 40503, a gear motor 40502 and a bearing 40501, the second mounting groove 40503 is formed on the right side of the mounting plate 404, the left side of the gear motor 40502 is fixedly connected with the left inner wall of the second mounting groove 40503, the output shaft of the gear motor 40502 is fixedly connected with a rotating shaft, one end of the rotating shaft, which is far away from the gear motor 40502, is fixedly connected with the left side of the protective cover 406, the gear motor 40502 is started by the controller, the output shaft of the gear motor 40502 drives the rotating shaft to rotate, and the rotating shaft drives the protective cover 406 to rotate, so as to drive the camera 407 to overturn.
Further, the bearing 40501 is disposed in the second mounting groove 40503, the inner wall of the inner ring of the bearing 40501 is fixedly connected with the side wall of the rotating shaft, the outer wall of the outer ring of the bearing 40501 is fixedly connected with the inner wall of the second mounting groove 40503, the speed reducing motor 40502 is connected with the controller through a wire, the rotating shaft is limited through the bearing 40501, the rotating stability of the rotating shaft is ensured, the rotating stability of the camera 407 is improved, and the scanning stability of the camera 407 is further improved.
Example five
Referring to fig. 9-11, a 3D line scan laser camera is applied to scan a processing surface of an end surface grinding wheel, the 3D line scan laser energy is scanned once to generate a three-dimensional space coordinate of X, Y, Z, data detected by the 3D line scan laser camera are analyzed by using special algorithm software, 3D appearance of the grinding wheel is presented in a 3D graph mode, flatness and geometric shape data of the grinding wheel are measured, a Z-direction coordinate position of the grinding wheel plane is detected by using the 3D line scan laser camera 7, the data can be fed back to a machine tool to realize automatic compensation of grinding wheel abrasion by calculating and processing by using the special algorithm software, the data can be analyzed by using the special algorithm software to know whether the current state of the surface of the grinding wheel is passivated, whether trimming is needed and whether other abnormal defects exist or not.
Working principle: when the device is used, the device is fixed at a designated position through the bottom plate 401, such as a machine tool and the like, so that the device can be used singly or can be installed on the machine tool to be matched with the machine tool, after the installation is finished, when the grinding wheel needs to be detected, the detected grinding wheel needs to rotate at a low speed, then the protective door 409 of the protective cover 406 is opened, the camera 407 is started through the controller, the grinding wheel is detected by the camera 407, the camera 407 is driven to move through the moving component 402 in the detection process, the camera 407 scans the outermost edge annular belt of the grinding wheel, meanwhile, the scanning of the next annular belt is triggered after the overturning component 405 is overturned, the annular belt width is determined by the visual field of the 3D camera 407, the moving component 402 enables the camera 407 to be accurately positioned, the camera 407 is moved to the next annular belt area, the camera 407 is convenient to fully scan, and the annular belt width of the next area needs to have a certain overlapping area with the last scanning area, the camera 407 is driven to overturn through the overturning component 405, the camera 407 is enabled to scan the grinding wheel by applying the steps, the plane measuring is carried out by scanning, and the measuring is carried out for a plurality of times, all surface scanning is carried out, the scanned, the data is transmitted to the software, and the data is finally, the measured by the size and the measured by the software is subjected to the dimension measurement, and the dimension is analyzed.
When the mobile assembly 402 is specifically operated, the electric push rod 40201 is started through the controller, the output shaft of the electric push rod 40201 drives the base 40203 to move, the base 40203 drives the connecting piece 403 and the overturning assembly 405 to move, so that the protection cover 406 and the camera 407 are driven to move, when the overturning assembly 405 is specifically operated, the speed reduction motor 40502 is started through the controller, the output shaft of the speed reduction motor 40502 drives the rotating shaft to rotate, and the rotating shaft drives the protection cover 406 to rotate, so that the camera 407 is driven to overturn.
Although embodiments of the present invention have been shown, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (10)
1. The grinding wheel flatness online detection device based on the 3D line scanning laser camera comprises a base part, a main shaft seat, an extension shaft, the 3D line scanning laser camera, an adjusting support and a front support, and is characterized in that the base part is arranged on a grinding machine box body through the adjusting support and the front support, and comprises a base, a linear guide rail pair and a driving device, wherein the linear guide rail pair is arranged on the base; the 3D line scanning laser camera is connected with the spindle seat through the extending shaft, and the 3D line scanning laser camera is further electrically connected with the control and display mechanism.
2. The 3D line scanning laser camera based grinding wheel flatness online detection device of claim 1, wherein: the main shaft seat is arranged on the sliding block of the linear guide rail pair and is connected with the output end of the driving device, and the driving device drives the main shaft seat to move forwards and backwards along the direction of the linear guide rail pair.
3. The 3D line scanning laser camera based grinding wheel flatness online detection device of claim 1, wherein: the adjusting support comprises an adjusting screw, an adjusting nut, a spherical washer combination and a locking nut, wherein the adjusting screw is fixedly connected with the base through the locking nut and is connected onto the grinding machine box body through the adjusting nut and the spherical washer combination, the spherical washer combination comprises a lower washer and an upper washer, the upper washer and the lower washer are two washer combinations matched with spherical pairs, and the spherical pairs of the upper washer and the lower washer are concentric.
4. The 3D line scanning laser camera based grinding wheel flatness online detection device of claim 1, wherein: the front support comprises a rotating shaft, a supporting leg screw, a conical surface washer and a spring washer, wherein the supporting leg screw, the conical surface washer and the spring washer are used for connecting the machine tool box body and the base, the rotating shaft is fixed on the machine tool box body through the countersunk head screw, the supporting leg screw sequentially penetrates through the spring washer, the conical surface washer, the machine tool box body and the through hole in the rotating shaft from the back of the machine tool box body to be connected with the base, the connecting surface of the rotating shaft and the base is in cylindrical surface fit, and an adjusting gap is reserved between the through hole in the rotating shaft and the supporting leg screw.
5. The 3D line scan laser camera based grinding wheel flatness online detection apparatus of any one of claims 1-4, characterized in that: the 3D line sweeps laser camera includes the bottom plate, the front of bottom plate is provided with the movable subassembly, and the front of movable subassembly is provided with the connecting piece, and the right side of connecting piece is provided with the mounting panel, and the inside of mounting panel is provided with the upset subassembly that extends to the mounting panel right side, and the upset subassembly is located one side on mounting panel right side and is provided with the protection casing, and the inside of protection casing is fixed and is equipped with the camera, and the bottom of protection casing is provided with the guard gate.
6. The 3D line scanning laser camera based grinding wheel flatness online detection device of claim 5, wherein: the mobile assembly comprises an electric push rod, a mounting block and a base, wherein the back surface of the mounting block is fixedly connected with the front surface of the camera, the side wall of the electric push rod is fixedly sleeved in the mounting block, the output shaft of the electric push rod is fixedly connected with the back surface of the base, the front surface of the base is fixedly connected with the back surface of the connecting piece, a first mounting groove for mounting the electric push rod is formed in the front surface of the mounting block, and the electric push rod is connected with the controller through a wire.
7. The 3D line scanning laser camera based grinding wheel flatness online detection device of claim 5, wherein: the turnover assembly comprises a second mounting groove, a gear motor and a bearing, wherein the second mounting groove is formed in the right side of the mounting plate, the left side of the gear motor is fixedly connected with the left side inner wall of the second mounting groove, the output shaft of the gear motor is fixedly connected with a rotating shaft, one end of the rotating shaft, which is far away from the gear motor, is fixedly connected with the left side of the protective cover, the bearing is arranged in the second mounting groove, the inner wall of the inner ring of the bearing is fixedly connected with the side wall of the rotating shaft, the outer wall of the outer ring of the bearing is fixedly connected with the inner wall of the second mounting groove, and the gear motor is connected with the controller through a wire.
8. The 3D line scanning laser camera based grinding wheel flatness online detection device of claim 5, wherein: the bottom of protection casing has been seted up logical groove, and the outside fixedly connected with rubber frame that just is located logical groove in the bottom of protection casing, and the outer wall at the rubber frame is established to the inside wall cover of protection cover.
9. The 3D line scan laser camera based grinding wheel flatness on-line detection device of claim 1 or 5, characterized in that: the front side of the bottom plate and the outer side of the mounting block are provided with mounting holes which are distributed in an annular array.
10. The grinding wheel flatness detection method based on the 3D line scanning laser camera is characterized by comprising the following steps of:
s1: scanning a processing surface of the end surface grinding wheel by using a 3D line scanning laser camera, wherein the 3D line scanning laser can scan once to generate a X, Y, Z three-dimensional space coordinate;
s2: analyzing data detected by a 3D line scanning laser camera by using special algorithm software, presenting the 3D shape of the grinding wheel in a 3D graph mode, and measuring flatness and grinding wheel geometric data;
s3: the Z-direction coordinate position of the grinding wheel plane is detected by using a 3D line scanning laser camera, data can be fed back to a machine tool through the special algorithm software calculation processing in the step S2 to realize automatic grinding wheel abrasion compensation, and the data can be applied to processes such as automatic tool setting of the grinding wheel;
s4: and (2) analyzing the data by the special algorithm software in the step (S2) to know whether the flatness state of the grinding wheel exceeds a normal numerical range or not, and initiating trimming reminding or warning when the analysis result is abnormal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310101708.5A CN116045861A (en) | 2023-02-10 | 2023-02-10 | Grinding wheel flatness online detection device and method based on 3D line scanning laser camera |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310101708.5A CN116045861A (en) | 2023-02-10 | 2023-02-10 | Grinding wheel flatness online detection device and method based on 3D line scanning laser camera |
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| Publication Number | Publication Date |
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| CN116045861A true CN116045861A (en) | 2023-05-02 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202310101708.5A Pending CN116045861A (en) | 2023-02-10 | 2023-02-10 | Grinding wheel flatness online detection device and method based on 3D line scanning laser camera |
Country Status (1)
| Country | Link |
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| CN (1) | CN116045861A (en) |
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2023
- 2023-02-10 CN CN202310101708.5A patent/CN116045861A/en active Pending
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