CN117020923A - Magnetorheological polishing device capable of realizing batch processing - Google Patents

Magnetorheological polishing device capable of realizing batch processing Download PDF

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Publication number
CN117020923A
CN117020923A CN202311303056.XA CN202311303056A CN117020923A CN 117020923 A CN117020923 A CN 117020923A CN 202311303056 A CN202311303056 A CN 202311303056A CN 117020923 A CN117020923 A CN 117020923A
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CN
China
Prior art keywords
workpiece
polishing
polishing disc
disc
driving motor
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN202311303056.XA
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Chinese (zh)
Inventor
卢明明
刘宇强
林洁琼
谷岩
孙少毅
杨亚坤
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Changchun University of Technology
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Changchun University of Technology
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Changchun University of Technology filed Critical Changchun University of Technology
Priority to CN202311303056.XA priority Critical patent/CN117020923A/en
Publication of CN117020923A publication Critical patent/CN117020923A/en
Pending legal-status Critical Current

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Classifications

    • 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
    • B24B31/00—Machines or devices designed for polishing or abrading surfaces on work by means of tumbling apparatus or other apparatus in which the work and/or the abrasive material is loose; Accessories therefor
    • B24B31/10—Machines or devices designed for polishing or abrading surfaces on work by means of tumbling apparatus or other apparatus in which the work and/or the abrasive material is loose; Accessories therefor involving other means for tumbling of work
    • B24B31/112—Machines or devices designed for polishing or abrading surfaces on work by means of tumbling apparatus or other apparatus in which the work and/or the abrasive material is loose; Accessories therefor involving other means for tumbling of work using magnetically consolidated grinding powder, moved relatively to the workpiece under the influence of pressure
    • 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
    • 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
    • B24B31/00—Machines or devices designed for polishing or abrading surfaces on work by means of tumbling apparatus or other apparatus in which the work and/or the abrasive material is loose; Accessories therefor
    • B24B31/12—Accessories; Protective equipment or safety devices; Installations for exhaustion of dust or for sound absorption specially adapted for machines covered by group B24B31/00
    • 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
    • B24B41/00—Component parts such as frames, beds, carriages, headstocks
    • 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
    • B24B41/00—Component parts such as frames, beds, carriages, headstocks
    • B24B41/005—Feeding or manipulating devices specially adapted to grinding machines
    • 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
    • B24B47/00—Drives or gearings; Equipment therefor
    • B24B47/10—Drives or gearings; Equipment therefor for rotating or reciprocating working-spindles carrying grinding wheels or workpieces
    • B24B47/12—Drives or gearings; Equipment therefor for rotating or reciprocating working-spindles carrying grinding wheels or workpieces by mechanical gearing or electric power
    • 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
    • B24B51/00—Arrangements for automatic control of a series of individual steps in grinding a workpiece

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Finish Polishing, Edge Sharpening, And Grinding By Specific Grinding Devices (AREA)

Abstract

The invention belongs to the technical field of ultra-precise machining, and discloses a magnetorheological polishing device capable of realizing batch machining. The control system is adopted to control the X-Y-Z axis movement system in three axial directions, so that the workpiece clamping movement assembly is driven to cooperate with the polishing disc to finish magnetorheological polishing work of the workpiece; the vacuum generator is designed on the workpiece clamping movement assembly, so that negative pressure can be formed below the vacuum chuck, automatic material changing of the workpiece is completed, labor consumption is reduced, and meanwhile, the debugging time of the workpiece is shortened; the differential system is designed on the polishing disc component, so that a dynamic magnetic field can be formed, abrasive particles are self-sharpening, and a magnetorheological polished workpiece is more uniform; the magnetorheological polishing device capable of realizing batch processing improves the polishing efficiency, and solves the problems that the device is poor in operability, large in labor use force, inconvenient to manage on site and incapable of realizing batch processing, and the debugging time of workpieces is required to be frequently switched in the production process.

Description

Magnetorheological polishing device capable of realizing batch processing
Technical Field
The invention belongs to the technical field of ultra-precise machining, and particularly relates to a magnetorheological polishing device capable of realizing batch machining.
Background
In recent years, with the development of related fields such as optics, microelectronics and solid state electronics, ultra-smooth surface components with extremely high surface quality requirements are increasingly widely applied, and the requirements on the processing precision of optical components are increasingly high. The magnetorheological polishing technology has the advantages of low subsurface damage, high polishing precision and the like, and becomes a hot spot for competitive research of various enterprises. With the continuous progress of modern society and the continuous development of industrial technology, the requirements of enterprises on various aspects such as the operation performance, humanized design, comprehensive performance and the like of the magnetorheological polishing machine are higher and higher, and the existing magnetorheological polishing device is summarized, so that the following problems mainly exist: 1. the operability is poor, the workpiece is required to be manually taken and replaced, and the labor use force is large; 2. the processing efficiency is low; 3. the debugging time of the workpiece needs to be frequently switched in the production process; 4. the field management and the environment adjustment are inconvenient, and the batch processing cannot be realized; the defects are optimally designed, the existing magnetorheological polishing device is optimally improved, the design is easy to control, automation is realized, and the magnetorheological polishing device can be processed in batches.
Disclosure of Invention
The invention aims at researching a magnetorheological polishing device capable of realizing batch processing, and solves the problem that manual workpiece replacement and workpiece taking are required in the magnetorheological polishing process. The debugging time of the workpiece is not required to be frequently switched, the production management and the environment adjustment are facilitated, and the batch processing and efficient work of the workpiece are realized.
In order to achieve the above object, the technical scheme of the present invention is as follows: the magnetorheological polishing device capable of realizing batch processing mainly comprises a frame, an X-Y-Z axis motion system, a workpiece clamping motion assembly, a polishing disc assembly, a control system, a workpiece, an unprocessed workpiece storage box, a processed workpiece storage box, an unprocessed workpiece and a processed workpiece; the X-Y-Z axis motion system is connected with the bottom plate in the workpiece clamping motion assembly through a Z-direction bottom plate and is jointly fixed on the frame, and the X-Y-Z axis motion system is axially moved in three directions through a driving motor under the operation of the control system; the workpiece clamping movement assembly is provided with a vacuum generator, and the change of air pressure can be controlled to enable the vacuum chuck to form negative pressure below so as to clamp a workpiece; the unprocessed workpiece storage box and the processed workpiece storage box are arranged on the rack and used for storing unprocessed and processed workpieces; the polishing disc assembly is arranged on the frame and used for performing magnetorheological polishing on a workpiece.
The X-Y-Z axis movement system comprises a Z-direction driving motor, a Z-direction driving motor support, a Z-direction lead screw, a Z-direction guide rail, a Z-direction limiting block, a Z-direction sliding block, a Z-direction bottom plate, a Y-direction limiting block, a Y-direction sliding block, a Y-direction guide rail, an X-direction lead screw, an X-direction guide rail, an X-direction driving motor support, an X-direction sliding block, a fixed block, an L-shaped beam and a supporting plate; the Z-direction driving motor is connected with the Z-direction driving motor support through bolts; the Z-direction lead screw and the Z-direction guide rail are arranged together, the Z-direction sliding block is arranged together through a lead screw nut and the Z-direction lead screw and is arranged on the Z-direction guide rail, and a Z-direction limiting block is arranged at the tail end of the Z-direction guide rail to prevent the Z-direction sliding block from falling off; the Y-direction guide rail is assembled with the Y-direction lead screw, the Y-direction slide block is assembled with the Y-direction lead screw through a lead screw nut and is arranged on the Y-direction guide rail, and the tail end of the Y-direction guide rail is provided with a Y-direction limiting block; the X-direction driving motor is connected with the X-direction driving motor support through bolts, the X-direction lead screw is connected with the X-direction guide rail, and the X-direction sliding block is assembled with the X-direction lead screw through a lead screw nut and is arranged on the X-direction guide rail; the Y-axis motion system is fixed with the X-direction sliding block through a fixed block and is fixed with the bottom end of the L-shaped beam through a Y-direction guide rail; the Z-axis motion system is fixed with the side surface of the L-shaped beam through a supporting plate; the support plate is used for supporting the whole X-Y-Z axis motion system.
The workpiece clamping movement assembly comprises a driving motor, a driving motor base, a vacuum generator, a first supporting plate, a first synchronous belt, a second supporting plate, a vacuum chuck, a bottom plate, a workpiece disc main shaft, a triangular bracket, a first synchronous belt pulley and a rotary joint; the driving motor is connected with the driving motor base through bolts; the vacuum generator is fixed on the first supporting plate; the workpiece disc main shaft is hollow, an air hole is arranged below the workpiece disc main shaft and is connected with a vacuum chuck, and the vacuum chuck penetrates through the first supporting plate and the second supporting plate and is connected with the first synchronous belt and the first synchronous belt wheel; the triangular bracket is used for fixing the first supporting plate and the second supporting plate; the top end of the workpiece disc main shaft is connected with a vacuum generator through a rotary joint; the base plate is used for connecting the Z-direction base plate to assemble the workpiece clamping moving assembly and the X-Y-Z axis moving system.
The polishing disc assembly comprises a polishing disc, a magnet box, a planet wheel outer ring, a supporting frame of the planet wheel outer ring, a bearing seat, a polishing disc driving motor fixing seat, a polishing disc fixing plate, a polishing disc driving motor, a second synchronous belt pulley, a polishing disc main shaft, a sun wheel, a planet wheel, a magnet box front sealing plate, a magnet box rear sealing plate and a bearing; the polishing disc driving motor and the polishing disc driving motor fixing seat are jointly fixed on the polishing disc fixing plate; the second synchronous belt and the second synchronous belt wheel are arranged together and driven by the polishing disc driving motor; the bearing seat penetrates through the main shaft and is connected to the lower part of the workpiece disc fixing plate through threads; the polishing disc is connected to the magnet box through threads; the magnet is sealed by the magnet box, a magnet box rear sealing plate and a magnet box front sealing plate; the sun wheel is connected with the planet wheel and is positioned below the magnet box; the magnetorheological fluid collecting box is arranged outside the polishing disc and used for collecting splashed and overflowed magnetorheological fluid.
The invention has the following obvious advantages: (1) The magnetorheological polishing device capable of realizing batch processing is characterized in that a vacuum generator 303, a workpiece disc main shaft 309 and a vacuum chuck 307 are arranged on a workpiece clamping movement assembly 3, the workpiece disc main shaft 309 is hollow, an air hole is arranged at the bottom of the workpiece disc main shaft 309, a workpiece can be clamped by controlling the air pressure change of the vacuum generator 303, and the automatic material changing of the workpiece is completed under the control of a control system 5; (2) According to the magnetorheological polishing device capable of realizing batch processing, the sun wheel 414 and the planet wheel 415 are arranged on the polishing disc component 4, when the polishing disc main shaft 413 rotates, the planet wheel 415 is driven to rotate, so that the magnet box 402 and the polishing disc 401 form differential motion, abrasive particles are self-sharpening due to the differential motion, and the polishing effect is more stable when a workpiece is polished; (3) The control system 5 is programmed to complete the operation of the whole flow, so that the magnetorheological polishing device capable of realizing batch processing is automatically produced in batches, the labor cost is reduced, and the production efficiency is improved.
Drawings
FIG. 1 is a schematic illustration of an inventive magnetorheological polishing apparatus capable of batch processing.
FIG. 2 is an isometric view of an X-Y-Z axis motion system in a magnetorheological polishing apparatus capable of realizing batch processing.
FIG. 3 is an isometric view of a workpiece clamping motion assembly in a magnetorheological polishing apparatus capable of batch processing.
Fig. 4 is an isometric view of a polishing disc assembly in a magnetorheological polishing apparatus that may be used to implement batch processing.
Figure 5 is a cross-sectional view of a polishing disc assembly in a magnetorheological polishing apparatus that can be used to implement batch processing.
Figure 6 is a cross-sectional view of a polishing disc assembly in a magnetorheological polishing apparatus for performing batch processing.
FIG. 7 is an isometric view of a spindle in a magnetorheological polishing apparatus for enabling batch processing.
In the figure: 1. a frame; 2. an X-Y-Z axial motion system; 21. a Z-axis motion system; 211. a Z-direction driving motor; 212. a Z-direction motor support; 213. z-direction lead screw; 214. a Z-direction guide rail; 215. a Z-direction limiting block; 216. a Z-direction slide block; 217. a Z-direction bottom plate; 218. a support plate; 219. an L-shaped beam; 22. a Y-axis motion system; 221. a Y-direction limiting block; 222. a Y-direction sliding block; 223. a Y-direction guide rail; 23. an X-axis motion system; 231. x-direction screw rod; 232. an X-direction guide rail; 233. an X-direction driving motor; 234. an X-direction driving motor support; 235. an X-direction sliding block; 24. a fixed block; 3. a workpiece clamping motion assembly; 301. a driving motor; 302. a drive motor base; 303. a vacuum generator; 304. a first support plate; 305. a first synchronization belt; 306. a second support plate; 307. a vacuum chuck; 308. a bottom plate; 309. a workpiece disc spindle; 310. a tripod; 311. a first synchronous pulley; 312. a rotary joint; 4. a polishing pad assembly; 401. polishing disk; 402. a magnet box; 403. a support frame of the planet wheel outer ring; 404. a bearing seat; 405. a polishing disk driving motor fixing seat; 406. a polishing disk fixing plate; 407. a polishing disk drive motor; 408. a second timing belt; 409. a second synchronous pulley; 410. a magnet; 411. a magnet box front sealing plate; 412 a magnet box rear seal plate; 413. a polishing disk spindle; 414. a sun gear; 415. a planet wheel; 416. an outer ring of the planet wheel; 417. a magnetorheological fluid collection box; 5. a control system; 51. a computer; 52. a control cabinet; 6. a workpiece; 61. a raw workpiece receiving box; 62. a raw workpiece; 63. a processed workpiece storage box; 64. a workpiece has been processed.
Detailed Description
In order to make the advantages of the technical solution of the present invention clearer, the present invention will be further described by way of example with reference to the accompanying drawings. The described embodiments are only some of the embodiments of the present invention and are not intended to limit the scope of the present technical solution. 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 fall within the scope of the invention.
Example 1.
As shown in FIG. 1, the magnetorheological polishing device capable of realizing batch processing comprises an X-Y-Z axis motion system and a workpiece clamping motion assembly; the X-Y-Z axis movement system is connected with the workpiece clamping movement assembly through a bottom plate, and under the control of the operation system, three motors of the X-Y-Z axis movement system are mutually matched to complete various processing tracks of the workpiece; the workpiece clamping moving assembly is driven by the X-Y-Z axis moving system to firstly remove the workpiece from the unprocessed workpiece storage box, and the workpiece is placed on the polishing disc for polishing; in the magnetorheological polishing process, a magnetorheological fluid collecting box is arranged on the outer side of the polishing disc to prevent the magnetorheological fluid from splashing and overflowing; after polishing is finished, the control system controls the X-Y-Z axis movement system to drive the workpiece clamping movement assembly to put the polished workpiece back into the processed workpiece storage box, and the cycle is finished. Compared with the traditional magnetorheological polishing device, the automatic production of magnetorheological polishing is realized, automatic batch processing can be realized after a program is input on a control system, the labor cost is reduced, the unprocessed workpiece storage box and the processed workpiece storage box are arranged, only the workpiece to be polished needs to be replaced regularly, the production period is shortened, the production efficiency is improved, the production cost is reduced, and the stability of the product quality is improved.
The embodiment provides a magnetorheological polishing device capable of realizing batch processing, which comprises a frame 1, an X-Y-Z axis motion system 2, a workpiece clamping motion assembly 3, a polishing disc assembly 4, a control system 5 and a workpiece 6; the X-Y-Z axis motion system 2 is connected with the workpiece clamping assembly 3 through a bottom plate and is jointly fixed on the frame 1, the X-Y-Z axis motion system is controlled by the control system 5 to complete various processing tracks under the drive of a motor, the magnetorheological fluid collecting box 417 is arranged on the outer side of the polishing disc 4, and the unprocessed workpiece storage box 61 and the processed workpiece storage box 63 are arranged on the frame and are used for storing unprocessed workpieces 62 and processed workpieces 64.
Referring to fig. 2 and 3, the X-Y-Z axis motion system 2 is connected to the base plate 308 of the workpiece clamping motion assembly 3 by a Z-direction base plate 271 by bolts; the Z-direction driving motor 211 is controlled by the control system 5 to serve as a first generating device, the Z-direction driving motor 211 is connected with the Z-direction motor support 212 through bolts, the Z-direction driving motor 211 works to drive the Z-direction lead screw 213 to rotate, the Z-direction lead screw 213 is connected with the Z-direction sliding block 216 through a lead screw nut, the Z-direction sliding block 216 is connected with the Z-direction guide rail 214, and a Z-direction limiting block 215 is arranged below the Z-direction guide rail 214 to ensure the stability of work; similarly, a Y-direction driving motor is controlled by a control system 5 to serve as a second generation device, the Y-direction driving motor is connected with a Y-direction motor support through bolts, the Y-direction driving motor works to drive a Y-direction screw rod to rotate, the Y-direction screw rod is connected with a Y-direction sliding block through a screw nut, the Y-direction sliding block 222 is connected with a Y-direction guide rail 223, and a Y-direction limiting block 221 is arranged below the Y-direction guide rail; similarly, the X-direction driving motor 233 is controlled by the control system 5 to serve as a third generating device, the X-direction driving motor 233 is connected with the X-direction driving motor support 234 through bolts, the X-direction driving motor 233 works to drive the X-direction screw 231 to rotate, the X-direction screw 231 is connected with the X-direction sliding block 235 through a screw nut, the X-direction sliding block 235 is connected with the X-direction guide rail 232, and in order to ensure the stability of work, an X-direction limiting block is arranged below the X-direction guide rail 232; in order to realize the mutual matching of the three axial systems, a fixed block 24 is arranged between the X-direction sliding block 235 and the Y-direction sliding block 222 to connect the X-direction sliding block 235 and the Y-direction sliding block 222, and the Z-axis movement system is fixed with the side surface of the L-shaped beam 219 through a supporting plate 218; the support plate 218 is used to support the entire X-Y-Z axis motion system; the other side of the Z-direction bottom plate 217 is provided with a workpiece clamping moving assembly 3, a driving motor 301 is fixed on a driving motor base 302 through a bolt, a vacuum chuck 307 is connected below a vacuum generator 303, the vacuum generator 303 is fixed on a first supporting plate 304 through a bolt connection, the top end of a workpiece disc main shaft 309 is connected with the vacuum generator 303 through a rotary joint 312, and the driving motor 301 transmits power to the workpiece disc main shaft 309 through a first synchronous belt 305 and a first synchronous belt pulley 311, so that the workpiece disc main shaft 309 is driven to rotate; the tripod 310 is used to connect the first support plate 304 and the second support plate 306.
The present embodiment is as follows: under the instruction of the control system, three driving motors of the X-Y-Z axis motion system 2 work, and the axial systems are mutually matched to drive the workpiece clamping motion main part 3 to complete various processing tracks; the motor 301 transmits power to the workpiece disc spindle 309 through the first synchronous belt 305 and the first synchronous pulley 311, so as to drive the workpiece disc spindle 309 to rotate; the workpiece disc main shaft 309 is hollow inside, has an air hole at the bottom, and can clamp the workpiece in the unprocessed workpiece storage box 61 by controlling the air pressure change of the vacuum generator 303, and the workpiece is placed back in the processed workpiece storage box 63 after the magnetorheological polishing is completed.
As shown in fig. 4, 5, 6 and 7, the magnet 410 is placed in the magnet case 402, and is mounted with the polishing disk 401 by screw threads above the magnet case 402; the planet wheel outer ring 416 is connected with the planet wheel outer ring support frame 403 through threads and is arranged on the polishing disc main shaft 413; the bearing seat 404 is fixed on the polishing disc fixing plate 406 through threaded connection, and the polishing disc driving motor 407 and the polishing disc driving motor fixing seat 405 are jointly fixed on the polishing disc fixing plate 406; the second timing belt 408 and the second timing pulley 409 are mounted together against the polishing disk drive motor 407; the sun gear 414 is connected with the planet gears 415 and is positioned below the magnet box 402, and the magnetorheological fluid collecting box 417 is arranged outside the polishing disc; the magnet 410 is sealed by a magnet case 402, a magnet case rear seal plate 412, and a magnet case front seal plate 411.
The present embodiment is as follows: the polishing disk driving motor 407 transmits power to the polishing disk main shaft 413 through the second synchronous belt 408 and the second synchronous belt pulley 409, so as to drive the sun gear 414 fixed on the polishing disk main shaft 413 and the polishing disk 401 to rotate; the planetary gear 415 is fixed on the magnet box rear sealing plate 412 through a shaft, when the polishing disc main shaft 413 rotates, the planetary gear 415 is driven to rotate, so that differential motion is formed between the magnet box 402 and the polishing disc 401, and magnetorheological polishing is carried out on the workpiece 6 by utilizing a micro grinding head formed on the polishing disc under the action of a magnetic field of magnetorheological fluid; the differential motion ensures that abrasive particles are self-sharpening, and the magnetorheological polishing effect is more uniform.
Example 2.
The embodiment provides a magnetorheological polishing method capable of realizing batch processing, which comprises the following steps of: step one: turning on a power supply and a control system 5 of the magnetorheological polishing device capable of realizing batch processing, and placing a raw workpiece 62 in a raw workpiece storage box 61; step two: programming in the control system 5, and after receiving the instruction, the X-Y-Z axis motion system 2 drives the workpiece clamping motion assembly 3 to axially move, wherein the workpiece clamping motion assembly 3 can take a workpiece from the unprocessed workpiece storage box 61, and the principle of taking the workpiece is realized by mutually matching a vacuum generator 303, a workpiece disc main shaft 309 and a vacuum chuck 307 in the workpiece clamping motion assembly 3, and forming negative pressure below the vacuum chuck 307 so as to adsorb the unprocessed workpiece 62; step three: after the workpiece is taken out, the polishing disc assembly 4 works, and the polishing disc driving motor 407 transmits power to the polishing disc main shaft 413, so that the sun wheel 414 on the polishing disc main shaft 413 and the polishing disc 401 are driven to rotate, the planet wheel 415 is driven to rotate, differential motion is formed between the magnet box 402 and the polishing disc 401, abrasive particles are self-sharpening due to the differential motion, and a processed workpiece is more uniform. In the magnetorheological polishing process, the magnetorheological fluid collecting box 417 can collect splashed and overflowed magnetorheological fluid; step three: after waiting for the completion of the processing, the workpiece clamping movement assembly 3 receives the instruction of the control system 5, and the vacuum chuck 307 adsorbs the processed workpiece 64 to be placed in the processed workpiece storage box 63, so that one cycle is completed; step four: according to the processing requirement, programming the program of the computer 51 in the control system 5, so as to realize batch processing of workpieces in magnetorheological polishing.
The foregoing is a preferred embodiment of the present invention, and those skilled in the art, based on the concepts of the present disclosure, may change the embodiments or the application range without departing from the concepts of the present disclosure, which are all within the scope of protection of the present disclosure.

Claims (5)

1. A magnetorheological polishing device capable of realizing batch processing, comprising: a frame for supporting the whole device; the X-Y-Z axis movement system is fixed on the frame and used for controlling the workpiece to complete various processing tracks; the workpiece clamping movement assembly is fixed on a bottom plate of the X-Y-Z axis movement system, the workpiece is driven by a driving motor to realize autorotation, and the workpiece is fed and discharged by a vacuum generator; the polishing disc assembly is fixed at the bottom of the frame, and a workpiece is polished by a micro grinding head formed on the polishing disc under the action of a magnetic field by using magnetorheological fluid; and the control system is used for automatically controlling the whole machine.
2. The magnetorheological polishing apparatus of claim 1, wherein the X-Y-Z axis motion system comprises a Z axis motion system, a Y axis motion system, an X axis motion system; the X-axis movement system is fixed on the frame through an X-direction guide rail and an X-direction sliding block; the Y-axis motion system is fixed with the X-direction sliding block through a fixed block and is fixed with the bottom end of the L-shaped beam through a Y-direction guide rail; the Z-axis motion system is fixed with the side surface of the L-shaped beam through a supporting plate; the Z-axis motion system further comprises a Z-direction bottom plate.
3. The magnetorheological polishing apparatus capable of realizing batch processing according to claim 1, wherein the workpiece clamping movement assembly comprises a driving motor, a driving motor base, a vacuum generator, a first support plate, a first synchronous belt, a second support plate, a vacuum chuck, a bottom plate, a workpiece disc spindle, a tripod, a first synchronous belt wheel and a rotary joint; the workpiece clamping movement assembly is fixed on a Z-direction bottom plate of the Z-axis movement system through the bottom plate; the driving motor transmits power to the workpiece disc main shaft through the first synchronous belt and the first synchronous belt pulley, so that the workpiece disc main shaft is driven to rotate; the inside of the workpiece disc main shaft is hollow, and the bottom of the workpiece disc main shaft is provided with an air hole, so that a workpiece can be clamped by controlling the air pressure change of the vacuum generator; the top end of the workpiece disc main shaft is connected with a vacuum generator through a rotary joint; the unprocessed workpiece storage box and the processed workpiece storage box are fixed on the frame and used for storing workpieces.
4. The magnetorheological polishing device capable of realizing batch processing according to claim 1, wherein the polishing disc assembly comprises a polishing disc, a magnet box, a planet wheel outer ring, a support frame of the planet wheel outer ring, a bearing seat, a polishing disc driving motor fixing seat, a polishing disc fixing plate, a polishing disc driving motor, a second synchronous belt, a second synchronous pulley, a polishing disc main shaft, a sun wheel, a planet wheel, a magnet, a bearing, a magnetorheological fluid collecting box, a magnet box rear sealing plate and a magnet box front sealing plate; the polishing device comprises a polishing disc, a polishing disc driving motor, a polishing disc fixing seat, a polishing disc fixing plate, a polishing disc fixing seat, a polishing disc driving motor, a polishing disc fixing seat, a polishing disc fixing plate, a polishing disc fixing seat, a polishing disc fixing seat and a magnetic disc, wherein the polishing disc is arranged on the polishing disc fixing plate; the second synchronous belt and the second synchronous belt wheel are arranged together and driven by a polishing disc driving motor; the sun wheel is connected with the planet wheel and is positioned below the magnet box, and the magnetorheological fluid collecting box is arranged outside the polishing disc; the magnet is sealed by magnet box, magnet box back closing plate, magnet box front closing plate.
5. The magnetorheological polishing device capable of realizing batch processing according to claim 4, wherein the polishing disc driving motor transmits power to the polishing disc main shaft through the second synchronous belt and the second synchronous belt pulley, so as to drive the sun wheel fixed on the polishing disc main shaft and the polishing disc to rotate; the planetary gear is fixed on the magnet box rear sealing plate through a shaft, and when the polishing disk main shaft rotates, the planetary gear is driven to rotate; thereby driving the magnet box and the polishing disk to form differential motion.
CN202311303056.XA 2023-10-10 2023-10-10 Magnetorheological polishing device capable of realizing batch processing Pending CN117020923A (en)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN117428580A (en) * 2023-12-15 2024-01-23 成都市凯林机械贸易有限责任公司 Polishing device for valve machining

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN117428580A (en) * 2023-12-15 2024-01-23 成都市凯林机械贸易有限责任公司 Polishing device for valve machining
CN117428580B (en) * 2023-12-15 2024-03-19 成都市凯林机械贸易有限责任公司 Polishing device for valve machining

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