CN111230602B - Self-recognition multi-angle magnetic pole head chemical magnetic particle grinding processing device - Google Patents
Self-recognition multi-angle magnetic pole head chemical magnetic particle grinding processing device Download PDFInfo
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- CN111230602B CN111230602B CN202010095630.7A CN202010095630A CN111230602B CN 111230602 B CN111230602 B CN 111230602B CN 202010095630 A CN202010095630 A CN 202010095630A CN 111230602 B CN111230602 B CN 111230602B
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- shaped groove
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B1/00—Processes of grinding or polishing; Use of auxiliary equipment in connection with such processes
- B24B1/005—Processes of grinding or polishing; Use of auxiliary equipment in connection with such processes using a magnetic polishing agent
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B19/00—Single-purpose machines or devices for particular grinding operations not covered by any other main group
- B24B19/02—Single-purpose machines or devices for particular grinding operations not covered by any other main group for grinding grooves, e.g. on shafts, in casings, in tubes, homokinetic joint elements
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B37/00—Lapping machines or devices; Accessories
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B37/00—Lapping machines or devices; Accessories
- B24B37/34—Accessories
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- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C22/00—Chemical surface treatment of metallic material by reaction of the surface with a reactive liquid, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals
- C23C22/05—Chemical surface treatment of metallic material by reaction of the surface with a reactive liquid, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals using aqueous solutions
- C23C22/06—Chemical surface treatment of metallic material by reaction of the surface with a reactive liquid, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals using aqueous solutions using aqueous acidic solutions with pH less than 6
- C23C22/48—Chemical surface treatment of metallic material by reaction of the surface with a reactive liquid, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals using aqueous solutions using aqueous acidic solutions with pH less than 6 not containing phosphates, hexavalent chromium compounds, fluorides or complex fluorides, molybdates, tungstates, vanadates or oxalates
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- General Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Finish Polishing, Edge Sharpening, And Grinding By Specific Grinding Devices (AREA)
Abstract
The invention relates to a self-recognition multi-angle magnetic pole head chemical magnetic grain grinding device which comprises a drilling machine tool, wherein a main shaft of the drilling machine tool is provided with a magnetic grain grinding device, a workpiece with a v-shaped groove is arranged on a workbench, a camera shoots the workpiece to form an image on a computer to recognize the angle of the v-shaped groove, a calculation result is transmitted to the magnetic grain grinding device to adjust the angle correspondingly, a chemical solution spraying device sprays chemical solution on the surface of the workpiece, a layer of passivation film is generated on the surface of the workpiece, and then the two inclined surfaces of the v-shaped groove are ground and machined simultaneously by adopting a magnetic grain grinding process. The invention not only can solve the problems of different pressed abrasive particles, uneven workpiece surface and low surface precision in processing, but also can reduce manual operation, greatly shorten the required time and improve the processing efficiency.
Description
Technical Field
The invention relates to the technical field of polishing, in particular to a self-recognition multi-angle magnetic pole head chemical magnetic particle grinding device.
Background
V-groove and fresnel optical lenses are key optical elements in many optical systems, representing imaging, concentration and illumination functions. The method is applied to the fields of optical fiber positioning, solar focusing systems, gratings, light guide and the like so as to improve the optical performance. With the v-grooves and the fresnel optical performance increasing dramatically. Although the processing techniques in recent years have achieved high precision, the ultra-precision cutting and grinding techniques have limited surface quality due to burrs, tool marks, surface defects, etc., making it impossible to achieve desirable optical properties. Therefore, new polishing processes are needed to improve surface quality and maximize optical performance.
To date, several methods of structured and microstructured surface processing have been reported. Such as conical pin-type and conical wheel-type polishing tools to polish the v-grooves and fresnel optical lenses, but the conical pin-type and conical wheel-type polishing tools have a disadvantage in that the tools are rapidly worn during polishing due to the tips of the polishing tools.
The method comprises the following steps of (1) polishing a three-dimensional silicon channel by adopting a polishing tool formed by mixing magnetorheological fluid and an abrasive, wherein different infrared radiation is generated on the bottom surface and the top surface of the polishing tool by mixing the magnetorheological fluid and the abrasive; vibration-assisted magnetic abrasive polishing and magnetic composite fluid slurry polishing on the surface of a small V-shaped groove cannot contact the corner of the micro-feature, and uniform pressure distribution is generated.
Disclosure of Invention
The invention aims to solve the technical problem of providing a self-identification multi-angle magnetic pole head chemical magnetic particle grinding device which can solve the problem that included angles are difficult to process.
In order to achieve the purpose, the invention adopts the following technical scheme:
the utility model provides a from discernment multi-angle magnetic pole head chemistry magnetic particle grinding processingequipment, including the drilling lathe, be equipped with magnetic particle grinder on the main shaft of drilling lathe, the work piece in area v type groove is arranged in on the workstation, the camera is shot the work piece and is formed images in computer discernment v type groove angle, send the calculated result to magnetic particle grinder and correspond angle of adjustment, earlier spray chemical solution to the work piece surface by chemical solution injection apparatus, generate the one deck passive film on the work piece surface, then adopt magnetic particle grinding process to grind the processing simultaneously to two inclined planes in v type groove.
The camera is perpendicular to the V-shaped section of the workpiece for shooting.
The solution spraying device comprises a peristaltic pump, a chemical solution tank, a liquid suction pipe, a liquid outlet pipe and a spraying pipe, wherein the chemical solution tank is arranged on the periphery of the workbench, the peristaltic pump is respectively connected with the liquid suction pipe and the liquid outlet pipe, the liquid suction pipe extends into chemical solution in the chemical solution tank, and the liquid outlet pipe is connected with the spraying pipe arranged above the chemical solution tank.
The magnetic particle grinding device comprises a ring-shaped support, a cross beam is arranged on the ring-shaped support, a shaft head is fixedly connected above the cross beam, the shaft head is fixedly connected to a main shaft of a drilling machine tool, two supporting rods are symmetrically arranged on two sides of the cross beam, gear motors are symmetrically arranged inside the cross beam and connected with gears, the gears are in meshed transmission with horizontally arranged racks, magnetic pole devices are respectively arranged at two ends of the two racks and movably connected to the supporting rods, the two magnetic pole devices on the same supporting rod are connected, each magnetic pole device comprises a support block, a small support, a fastening screw, a small motor, a magnetic pole fixing lantern ring, a universal head, a sliding ring and a magnetic pole, the support block is movably connected with the supporting rods through a rod hole, the small support is connected above the support block, the small motor is arranged in the small support and connected with the fastening screw, the fastening screw is connected into a threaded hole in the small, Universal head, slip ring, magnetic pole, the magnetic pole of the rack both sides magnetic pole is opposite.
The end of the magnetic pole is an iron magnetic pole head.
A processing method of a self-recognition multi-angle magnetic pole head chemical magnetic particle grinding processing device specifically comprises the following steps:
1) clamping a workpiece on a workbench to enable the section of the v-shaped groove to be opposite to the camera;
2) the camera identifies the angle and transmits the corresponding adjustment value to a gear motor through the pulse output by the singlechip, the motor drives a gear rack to be matched to enable a magnetic pole device to swing to a corresponding angle, and the magnetic pole device is vertical to the inclined plane of the v-shaped groove;
3) adjusting the transverse and longitudinal sliding tables of the drilling machine tool to keep the processing gap between the head surface of the magnetic pole and the side surface of the v-shaped groove at 2-3 mm; preparing a mixture of abrasive particles and grinding fluid according to a ratio of 2:1, and adsorbing the mixture to a magnetic pole head;
4) starting a peristaltic pump, sucking the chemical solution from the chemical solution tank by a liquid suction pipe, conveying the chemical solution to a liquid outlet pipe by the peristaltic pump to reach an injection pipe, and uniformly injecting the chemical solution to the surface of a workpiece by controlling the pressure of the peristaltic pump to corrode the surface of the workpiece to form a layer of passivation film;
5) the power supply is switched on, and the slip ring drives the magnetic pole to perform self-rotation motion;
6) and controlling a transverse sliding table and a longitudinal sliding table of the drilling machine tool to grind and process the v-shaped groove of the workpiece.
And 4) when the v-shaped groove is made of a metal material, the chemical solution is a dilute hydrochloric acid solution, and when the v-shaped groove is made of a glass material, the chemical solution is a cerium oxide solution.
Compared with the prior art, the invention has the beneficial effects that:
1. the invention adopts a device for automatically adjusting the angle of the magnetic pole to ensure that the magnetic pole head is vertical to the v-shaped groove, thereby ensuring that grinding particles grind the side surface and the bottom surface of the v-shaped groove uniformly in the grinding process, solving the problem of difficult processing of an included angle and obtaining a uniform processing surface;
2. the method adopts the compound grinding of chemical solution and magnetic particles, the chemical solution reacts with the surface of a workpiece to form a layer of passivation film, and the passivation film is quickly removed by combining the grinding of the magnetic particles, so that the surface of the workpiece is polished;
3. the invention uses the camera to transmit the function in real time and uses the vertex program to identify the angle of the v-shaped groove of the workpiece. The used time is less than 1s, so that the manual debugging time is saved, and the accuracy is higher;
4. the method has the advantages that the adjustable range of the rotating speed of the magnetic pole is wide, the processing efficiency is high, and the method cannot damage the surface and the attribute of the workpiece;
5. the invention not only can solve the problems of different pressed abrasive particles, uneven workpiece surface and low surface precision in processing, but also can reduce manual operation, greatly shorten the required time and improve the processing efficiency.
Drawings
FIG. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a partial structural schematic diagram of the present invention.
FIG. 3 is a schematic view of a magnetic particle polishing apparatus.
FIG. 4 is a schematic view of a partial structure of the magnetic particle polishing apparatus.
Fig. 5 is a schematic structural view of the magnetic pole device.
FIG. 6 is a schematic view of the connection of the set screw.
Fig. 7 is an electrical schematic of the present invention.
Fig. 8 is a diagram of the operation process of identifying the top angle of the workpiece by the computer.
Detailed Description
The following further describes embodiments of the present invention with reference to the accompanying drawings:
referring to fig. 1-8, a self-recognition multi-angle magnetic pole head chemical magnetic grain grinding device comprises a drilling machine tool 1, a magnetic grain grinding device 2 is arranged on a main shaft of the drilling machine tool, a workpiece 6 with a v-shaped groove is arranged on a workbench 3, a camera 4 shoots the workpiece to form an image on a computer to recognize the angle of the v-shaped groove, a calculation result is transmitted to the magnetic grain grinding device 2 to adjust the angle correspondingly, a chemical solution spraying device 5 sprays chemical solution on the surface of the workpiece 6, a layer of passivation film is generated on the surface of the workpiece 6, and then the magnetic grain grinding technology is adopted to grind and process two inclined planes of the v-shaped groove simultaneously.
The camera 4 is fixed on the object placing table II 7 on the outer side of the workbench, and the camera 4 is opposite to the V-shaped section of the workpiece for shooting.
The solution spraying device 5 comprises a peristaltic pump 51, a chemical solution tank 52, a liquid suction pipe 53, a liquid outlet pipe 54 and a spraying pipe 55, wherein the chemical solution tank 52 is arranged on the periphery of the workbench 3, the peristaltic pump 51 is arranged on a placing table I8 on the outer side of the workbench 3, the peristaltic pump 51 is respectively connected with the liquid suction pipe 53 and the liquid outlet pipe 54, the liquid suction pipe 53 extends into the chemical solution in the chemical solution tank 52, and the liquid outlet pipe 54 is connected with the spraying pipe 55 arranged above the chemical solution tank 52.
The magnetic particle grinding device 2 comprises an annular support 21, a cross beam 22 is arranged on the annular support 21, a shaft head 24 is fixedly connected above the cross beam 22, the shaft head 24 is fixedly connected to a main shaft of the drilling machine tool 1, two support rods 25 are symmetrically arranged on two sides of the cross beam 22, gear motors 26 are symmetrically arranged inside the cross beam 22, the gear motors 26 are connected with gears 27, the gears 27 are in meshing transmission with horizontally arranged racks 28, and magnetic pole devices 23 are respectively arranged at two ends of the two racks 28 and movably connected to the support rods 25;
the magnetic pole device 23 comprises a support block 231, a small support 232, a fastening screw 233, a small motor 234, a magnetic pole fixing sleeve ring 235, a universal head 236, a slip ring 237 and a magnetic pole 238, wherein the support block 231 is movably connected with the support rod 25 through a rod hole, the small support 232 is connected above the support block 231, the small motor 234 is arranged in the small support 232, the small motor 234 is connected with the fastening screw 233, the fastening screw 233 is connected in a threaded hole 240 on the small support 232, the magnetic pole fixing sleeve ring 235, the universal head 236, the slip ring 237 and the magnetic pole 238 are sequentially connected below the support block 231, the magnetic pole 238 is driven by the slip ring 237 to perform self-rotation movement, and the magnetic pole 238 is respectively a magnetic pole I238.1, a magnetic pole II 238.2, a magnetic pole III 238.3 and a magnetic pole IV 238.4. The magnetic pole of the magnetic pole I238.1 is N, the magnetic pole of the magnetic pole II 238.2 is S, the magnetic pole of the magnetic pole III 238.3 is N, and the magnetic pole of the magnetic pole IV 238.4 is S. The pole i 238.1 and the pole iii 238.3 are connected to one another by an upper pole retaining collar 235, and the pole ii 238.2 and the pole iv 238.4 are connected to one another by an upper pole retaining collar 235. The gear motor 26 and the small motor 234 are stepping motors.
The end of the magnetic pole 238 is an iron magnetic pole head 239, which is combined to form a magnetic gathering device, so that the magnetic flux density of the same surface area of the surface of the v-shaped groove of the workpiece is increased, the grinding pressure of grinding particles on the surface of the workpiece can be increased, and the processing time is shortened.
The utility model provides a from discernment multi-angle magnetic pole head chemistry magnetic particle grinds processingequipment, specifically includes following step:
1) clamping a workpiece on a workbench to enable the section of the v-shaped groove to be opposite to the camera;
2) the camera identifies the angle and transmits the corresponding adjustment value to the gear motor through the output pulse of the single chip microcomputer, the camera transmits the adjustment value in real time, and the angle of the v-shaped groove of the workpiece is identified by using a vertex program (RGB is processed into a gray matrix, and the threshold value is subjected to binary judgment, processing and calculation). And transmitting the information to a vs platform in a computer to identify the included angle between the v-shaped groove on the surface of the workpiece and the plane. The computer is connected with the singlechip to convert the angle of the magnetic pole device to be changed into pulse, the rotation of the gear motor is controlled, the gear motor drives the gear to rotate for corresponding turns, the two racks are matched by the gear driving rack, the two racks respectively move towards opposite directions to enable the two magnetic pole devices contacted with the racks to deflect at an angle which is vertical to the side surface of the v-shaped groove, and the small motor rotates to enable the fastening screw to prop against the supporting rod to fix the magnetic pole device at the angle.
3) Adjusting the transverse and longitudinal sliding tables of the drilling machine tool to keep the processing gap between the head surface of the magnetic pole and the side surface of the v-shaped groove at 2-3 mm; preparing a mixture of abrasive particles and grinding fluid according to a ratio of 2:1, and adsorbing the mixture to a magnetic pole head;
4) starting a peristaltic pump, sucking a chemical solution from a chemical solution tank by a liquid suction pipe, conveying the chemical solution to a liquid outlet pipe by the peristaltic pump to reach an injection pipe, wherein when a v-shaped groove is made of a metal material, the chemical solution is a dilute hydrochloric acid solution, and when the v-shaped groove is made of a glass material, the chemical solution is a cerium oxide solution, and the chemical solution is uniformly injected to the surface of a workpiece by controlling the pressure intensity of the peristaltic pump to corrode the surface of the workpiece to form a passivation film;
5) the power supply is switched on, and the slip ring drives the magnetic pole to perform self-rotation motion;
6) and controlling a transverse sliding table and a longitudinal sliding table of the drilling machine tool to grind and process the v-shaped groove of the workpiece.
The chemical solution generates a layer of passive film on the surface of the workpiece, and combines with magnetic particle grinding to quickly remove the passive film and polish the surface of the workpiece. The magnetic field generated by the magnetic pole enables the grinding particles to be arranged in a chain shape along with the magnetic force lines, and the formed flexible magnetic brush rolls and scratches on the surface of a workpiece in the rotating magnetic field formed by the self-rotating magnetic pole to obtain good surface appearance.
The foregoing is considered as illustrative only of the principles of the invention and is not to be in any way limiting, since all equivalent changes and modifications are intended to be included within the scope of the appended claims.
Claims (6)
1. A self-recognition multi-angle magnetic pole head chemical magnetic particle grinding device is characterized by comprising a drilling machine tool, wherein a main shaft of the drilling machine tool is provided with a magnetic particle grinding device, a workpiece with a v-shaped groove is arranged on a workbench, a camera shoots the workpiece to image the workpiece and recognizes the angle of the v-shaped groove by a computer, a calculation result is transmitted to the magnetic particle grinding device to be correspondingly adjusted, a chemical solution spraying device sprays chemical solution on the surface of the workpiece, a layer of passivation film is generated on the surface of the workpiece, and then the two inclined planes of the v-shaped groove are simultaneously ground by adopting a magnetic particle grinding process; the magnetic particle grinding device comprises a ring-shaped support, a cross beam is arranged on the ring-shaped support, a shaft head is fixedly connected above the cross beam, the shaft head is fixedly connected to a main shaft of a drilling machine tool, two supporting rods are symmetrically arranged on two sides of the cross beam, gear motors are symmetrically arranged inside the cross beam and connected with gears, the gears are in meshed transmission with horizontally arranged racks, magnetic pole devices are respectively arranged at two ends of the two racks and movably connected to the supporting rods, the two magnetic pole devices on the same supporting rod are connected, each magnetic pole device comprises a support block, a small support, a fastening screw, a small motor, a magnetic pole fixing lantern ring, a universal head, a sliding ring and a magnetic pole, the support block is movably connected with the supporting rods through a rod hole, the small support is connected above the support block, the small motor is arranged in the small support and connected with the fastening screw, the fastening screw is connected into a threaded hole in the small, Universal head, slip ring, magnetic pole, the magnetic pole of rack both sides is opposite.
2. The apparatus as claimed in claim 1, wherein the camera is perpendicular to the V-shaped cross-section of the workpiece.
3. The apparatus as claimed in claim 1, wherein the solution spraying means comprises a peristaltic pump, a chemical solution tank, a liquid suction pipe, a liquid outlet pipe, and a spraying pipe, the chemical solution tank is disposed around the worktable, the peristaltic pump is connected to the liquid suction pipe and the liquid outlet pipe, the liquid suction pipe extends into the chemical solution in the chemical solution tank, and the liquid outlet pipe is connected to the spraying pipe disposed above the chemical solution tank.
4. The apparatus of claim 1, wherein the end of the magnetic pole is a ferrous magnetic pole head.
5. The machining method of the self-identification multi-angle magnetic pole head chemical magnetic particle grinding machining device as claimed in claim 1, characterized by comprising the following steps:
1) clamping a workpiece on a workbench to enable the section of the v-shaped groove to be opposite to the camera;
2) the camera identifies the angle and transmits the corresponding adjustment value to a gear motor through the pulse output by the singlechip, the gear motor drives a gear rack to be matched so that a magnetic pole device swings to a corresponding angle, and the magnetic pole device is vertical to the inclined plane of the v-shaped groove;
3) adjusting the transverse and longitudinal sliding tables of the drilling machine tool to keep the processing gap between the head surface of the magnetic pole and the side surface of the v-shaped groove at 2-3 mm; preparing a mixture of abrasive particles and grinding fluid to be adsorbed to the magnetic pole head;
4) starting a peristaltic pump, sucking the chemical solution from the chemical solution tank by a liquid suction pipe, conveying the chemical solution to a liquid outlet pipe by the peristaltic pump to reach an injection pipe, and uniformly injecting the chemical solution to the surface of a workpiece by controlling the pressure of the peristaltic pump to corrode the surface of the workpiece to form a layer of passivation film;
5) the power supply is switched on, and the slip ring drives the magnetic pole to perform self-rotation motion;
6) and controlling a transverse sliding table and a longitudinal sliding table of the drilling machine tool to grind and process the v-shaped groove of the workpiece.
6. The processing method of claim 5, wherein in step 4), when the v-shaped groove is made of metal, the chemical solution is diluted hydrochloric acid solution, and when the v-shaped groove is made of glass, the chemical solution is cerium oxide solution.
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| CN202010095630.7A CN111230602B (en) | 2020-02-17 | 2020-02-17 | Self-recognition multi-angle magnetic pole head chemical magnetic particle grinding processing device |
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| CN202010095630.7A CN111230602B (en) | 2020-02-17 | 2020-02-17 | Self-recognition multi-angle magnetic pole head chemical magnetic particle grinding processing device |
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| CN111230602B true CN111230602B (en) | 2021-07-09 |
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| CN112077716A (en) * | 2020-09-25 | 2020-12-15 | 佛山市高明成丽厨饰有限公司 | Stone polisher |
| CN112123029B (en) * | 2020-09-25 | 2022-09-06 | 山东理工大学 | Magnetic field-assisted microstructure vibration finishing device and finishing method |
| CN112548137A (en) * | 2020-12-29 | 2021-03-26 | 辽宁科技大学 | Device and method for simultaneously processing multiple holes |
| CN114371061A (en) * | 2022-01-20 | 2022-04-19 | 郑州大学 | Ultrasonic grinding machine for V-shaped notch of rotating bending fatigue sample |
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| CN111230602A (en) | 2020-06-05 |
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