CN113695995A

CN113695995A - Magnetorheological numerical control polishing device and technology for cylindrical workpiece

Info

Publication number: CN113695995A
Application number: CN202111104699.2A
Authority: CN
Inventors: 肖志宏
Original assignee: Qingwo Precision Instrument Suzhou Co ltd
Current assignee: Qingwo Precision Instrument Suzhou Co ltd
Priority date: 2021-09-22
Filing date: 2021-09-22
Publication date: 2021-11-26

Abstract

The invention discloses a magnetorheological numerical control polishing device and a magnetorheological numerical control polishing process for a cylinder workpiece, and relates to the field of polishing mechanisms. The automatic polishing machine is high in automation degree, a worker does not need to continuously transfer a workpiece, the workpiece to be processed is placed on the top of the rotary table, the workpiece is moved to a position to be processed by the feeding mechanism to be polished by the feeding mechanism, the rotary motor drives the rotary table to rotate to polish the surface of the workpiece in all directions, the workpiece is transferred to the lifting table, the workpiece is cleaned by the ultrasonic cleaning device, the workpiece is dried after being cleaned, the cleaning mechanism and the drying mechanism are simultaneously arranged on the working table, the workpiece is not required to be additionally transferred to be cleaned and dried, the carrying times of the workpiece are reduced, and the manpower loss is reduced.

Description

Magnetorheological numerical control polishing device and technology for cylindrical workpiece

Technical Field

The invention relates to the field of polishing mechanisms, in particular to a magnetorheological numerical control polishing device and a magnetorheological numerical control polishing process for a cylindrical workpiece.

Background

Polishing refers to a processing method for reducing the roughness of the surface of a workpiece by using mechanical, chemical or electrochemical actions to obtain a bright and flat surface, and is a modification processing of the surface of the workpiece by using a polishing tool and abrasive particles or other polishing media, for example, various cylindrical workpieces need to be polished during processing, so that the surface flatness meets the requirement.

The existing polishing surface treatment generally uses a numerical control technology and a robot technology to carry out surface polishing and polishing by single machine combination, multiple stations and multiple processes by using traditional grinding tools such as sand paper, abrasive belts and the like.

However, the polishing mode cannot complete the surface of the workpiece at one time, the smoothness of the surface is difficult to guarantee, the polishing process needs manual feeding and moving, the automation degree is not high, the workpiece needs subsequent cleaning and drying after polishing is completed, the workpiece is troublesome to move, and the processing efficiency is not high.

Disclosure of Invention

Based on the technical problems, the magnetorheological numerical control polishing device and the magnetorheological numerical control polishing process for the cylindrical workpiece are used for solving the technical problems that the smoothness of the outer surface of a common polishing mechanism is difficult to guarantee, the automation degree is low, the workpiece transfer is troublesome and the processing efficiency is low.

In order to achieve the purpose, the invention provides the following technical scheme: a magnetorheological numerical control polishing device for cylinder workpieces comprises a workbench, wherein a feeding mechanism is installed at the top of the workbench, a rotating mechanism is installed at the top of the feeding mechanism and comprises a fixed seat, a rotary table, sucker ports and a rotating motor, the fixed seat is arranged at the top of the feeding mechanism, the rotary table is movably arranged at the top of the fixed seat, a plurality of sucker ports are formed in the top of the rotary table, the rotating motor is installed at the bottom of the fixed seat, a feeding mechanism is installed at one side of the feeding mechanism at the top of the workbench and comprises a fixed column, a movable column, an installation seat, a triaxial cylinder and a vacuum sucker, the fixed column is installed at the top of the workbench, the movable column is rotatably arranged at the top of the fixed column, the installation seat is arranged at the top of the movable column, and the triaxial cylinder is installed at one side of the top of the installation seat, the utility model discloses a polishing machine, including three-axis cylinder, workstation, fixed station, drive mechanism, vacuum chuck, drying mechanism, three-axis cylinder's expansion end is connected with vacuum chuck, the top of workstation is provided with wiper mechanism, the workstation top is located one side of feeding mechanism and installs drying mechanism, the top of workstation is provided with the fixed station, one side activity of fixed station is provided with actuating mechanism, actuating mechanism's bottom is installed and is polished the mechanism.

Through adopting above-mentioned technical scheme, the automation degree of whole device is higher, does not need personnel incessantly to shift the work piece, and wiper mechanism and stoving mechanism do not need additionally to shift the work piece and wash and dry on being in the workstation simultaneously, when having reduced the transport number of times of work piece, have reduced the lathe occupation space in workshop.

The feeding mechanism comprises a feeding motor, a screw rod, a guide rail and a sliding table, wherein the feeding motor is arranged at the top of the workbench, the output shaft of the feeding motor is provided with the screw rod through a coupler, the outer wall of the screw rod is movably provided with the sliding table, the top of the workbench is provided with the guide rail, and the sliding table is in sliding connection with the workbench through the guide rail.

Through adopting above-mentioned technical scheme, feed mechanism can shift the work piece to waiting to process the position automatically.

The invention is further provided that the bottom of the turntable is provided with a vacuum pump, and the vacuum pump is connected with the sucker port.

Through adopting above-mentioned technical scheme, the vacuum pump is with the evacuation of work piece bottom, and the work piece can be fixed in the top of carousel.

The cleaning mechanism further comprises a lifting platform and a fixing ring, wherein the lifting platform is movably arranged at the top of the workbench, and the fixing ring is arranged at the top of the lifting platform.

Through adopting above-mentioned technical scheme, can drop the work piece of placing on the elevating platform and wash.

The invention is further provided that a driving motor is arranged at the top of the fixed table, an output shaft of the driving motor is provided with a threaded rod through a coupler, and two sides of the threaded rod are provided with guide rods.

Through adopting above-mentioned technical scheme, driving motor provides power for actuating mechanism and polishing mechanism's lift.

The drying mechanism comprises a positioning column, a rotating seat, a lifting cylinder, a mounting plate, drying cylinders and a rotary table, wherein the positioning column is arranged at the top of the workbench, the rotating seat is rotatably arranged at the top of the positioning column, the lifting cylinder is arranged at the top of the rotating seat, the mounting plate is connected with the output end of the lifting cylinder, the plurality of drying cylinders are arranged at the bottom of the mounting plate, and the rotary table is arranged below the mounting plate at the top of the workbench.

By adopting the technical scheme, the cleaned workpiece can be dried, and subsequent processing is facilitated.

The invention is further provided that the turning cylinders are arranged inside the fixing column and the positioning column.

Through adopting above-mentioned technical scheme, can effectively control the rotation of activity post and roating seat.

The invention is further provided that the top of the turntable is provided with a plurality of limiting rings, and the shapes and the sizes of the fixing ring and the limiting rings are matched with those of the processed workpiece.

Through adopting above-mentioned technical scheme, the retainer plate can be effectively fixed work piece with the spacing collar.

The invention is further provided that the top of the lifting platform is provided with a plurality of through holes, and an ultrasonic cleaning device is arranged below the lifting platform.

By adopting the technical scheme, the ultrasonic cleaning device can effectively clean the workpiece, and can not carry out secondary damage on the workpiece.

A magnetorheological numerical control polishing process for a cylindrical workpiece comprises the following steps:

the method comprises the following steps: according to the material characteristics and the processing requirements of a workpiece, adding micron-sized carbonyl iron powder, micron-sized abrasive, dispersant and antirust agent into deionized water, and fully stirring to form a magnetorheological working fluid;

step two: placing a workpiece to be processed on the top of the turntable, starting a vacuum pump, vacuumizing the bottom of the workpiece by the vacuum pump through a sucker port, and fixing the workpiece on the top of the turntable;

step three: starting a feeding motor, driving a screw rod to rotate by the feeding motor, and moving the sliding table to a position to be processed along the guide rail at the moment;

step four: starting a driving motor, enabling the driving motor to rotate a threaded rod, descending the driving mechanism and the polishing mechanism to perform polishing work at the moment, spraying the polishing solution after proportioning is completed onto the surface of the polishing mechanism, forming a uniform flexible polishing film on the surface of the polishing mechanism under the action of an internal magnetic field of the polishing mechanism while the driving mechanism works, and enabling the flexible polishing film to be in contact with the surface of a workpiece to achieve polishing processing of the workpiece;

step five: when polishing work is carried out, the rotating motor drives the turntable to rotate along the fixed seat, so that the workpiece can rotate and polish at the same time, and the surface of the workpiece is polished in all directions;

step six: rotating a vacuum chuck on the mounting seat to the position above a workpiece, starting a three-axis cylinder to enable the vacuum chuck to adsorb the workpiece, then lifting the three-axis cylinder, rotating a movable column, transferring the workpiece to a fixed ring on a lifting table, descending the lifting table, and cleaning the workpiece by an internal ultrasonic cleaning device;

step seven: after the workpiece is cleaned, the lifting platform is lifted, the workpiece is transferred to the limiting ring on the rotary table by the feeding mechanism, when the number of the workpieces on the rotary table reaches a certain number, the rotary seat rotates, the drying cylinder rotates to the position above the workpiece, the lifting cylinder is started, the mounting plate and the drying cylinder are lowered, the drying cylinder is sleeved outside the workpiece, and the workpiece is dried by the drying element inside the drying cylinder.

In summary, the invention mainly has the following beneficial effects: the invention has higher automation degree, does not need personnel to continuously transfer the workpiece, puts the workpiece to be processed on the top of the turntable, starts the vacuum pump, vacuumizes the bottom of the workpiece by the vacuum pump through the suction disc opening, the workpiece can be fixed on the top of the turntable, at the moment, the feeding mechanism moves the workpiece to the position to be processed, starts the driving motor, drives the threaded rod to rotate, at the moment, the driving mechanism and the polishing mechanism descend to carry out polishing work, sprays the polishing solution after proportioning to the surface of the polishing mechanism, when the driving mechanism works, a uniform flexible polishing film is formed on the surface of the polishing mechanism under the action of a magnetic field inside the polishing mechanism, the flexible polishing film is contacted with the surface of the workpiece, realizes the polishing processing of the workpiece, when the polishing work is carried out, the rotating motor drives the turntable to rotate along the fixed seat, so that the workpiece can rotate and polish at the same time, carry out all-round polishing to the surface of work piece, rotate the vacuum chuck on the mount pad to the top of work piece, the triaxial cylinder starts, make vacuum chuck adsorb the work piece, the triaxial cylinder rises afterwards, the movable column rotates, shift the work piece to the wiper mechanism in and rinse the work piece, the work piece washs the back of accomplishing, feeding mechanism shifts the work piece to drying mechanism and carries out drying work, wiper mechanism and drying mechanism are in on the workstation simultaneously, do not need additionally to shift the work piece and rinse and dry, the transport number of times of work piece has been reduced, the course of working of whole work piece does not need the manual work to move the material operation, the manpower loss has been reduced.

Drawings

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

FIG. 2 is a schematic structural diagram of a feeding mechanism of the present invention;

FIG. 3 is a sectional view of the rotary mechanism of the present invention;

FIG. 4 is a schematic structural view of a feeding structure of the present invention;

FIG. 5 is a schematic view of the cleaning mechanism of the present invention;

fig. 6 is a schematic structural diagram of the drying mechanism of the present invention.

In the figure: 1. a work table; 2. a feeding mechanism; 21. a feeding motor; 22. a screw rod; 23. a guide rail; 24. a sliding table; 3. a rotation mechanism; 31. a fixed seat; 32. a turntable; 33. a sucker port; 34. a vacuum pump; 35. a rotating electric machine; 4. a feeding mechanism; 41. fixing a column; 42. a movable post; 43. a mounting seat; 44. a three-axis cylinder; 45. a vacuum chuck; 5. a cleaning mechanism; 51. a lifting platform; 52. a through hole; 53. a stationary ring; 6. a drying mechanism; 61. a positioning column; 62. a rotating base; 63. a lifting cylinder; 64. mounting a plate; 65. a drying drum; 66. a turntable; 67. a limiting ring; 7. a fixed table; 8. a drive motor; 9. a threaded rod; 10. a guide bar; 11. a drive mechanism; 12. and a polishing mechanism.

Detailed Description

The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention. The embodiments described below with reference to the accompanying drawings are illustrative only for the purpose of explaining the present invention, and are not to be construed as limiting the present invention.

The following describes an embodiment of the present invention based on its overall structure.

A magnetorheological numerical control polishing device and a magnetorheological numerical control polishing process for a cylinder workpiece are disclosed, as shown in figures 1-6, the magnetorheological numerical control polishing device comprises a workbench 1, a feeding mechanism 2 is installed at the top of the workbench 1, a rotating mechanism 3 is installed at the top of the feeding mechanism 2, the rotating mechanism 3 comprises a fixed seat 31, a rotary disk 32, a sucker port 33 and a rotating motor 35, the fixed seat 31 is arranged at the top of the feeding mechanism 2, the rotary disk 32 is movably arranged at the top of the fixed seat 31, a plurality of sucker ports 33 are arranged at the top of the rotary disk 32, the rotating motor 35 is installed at the bottom of the fixed seat 31, a feeding mechanism 4 is installed at one side of the feeding mechanism 2 at the top of the workbench 1, the feeding mechanism 4 comprises a fixed column 41, a movable column 42, an installation seat 43, a three-axis cylinder 44 and a vacuum sucker 45, the fixed column 41 is installed at the top of the workbench 1, the movable column 41 is rotatably provided with the movable column 42, the installation seat 43 is arranged at the top of the movable column 42, the automatic polishing machine is characterized in that a three-axis cylinder 44 is mounted on one side of the top of a mounting seat 43, a vacuum chuck 45 is connected to the movable end of the three-axis cylinder 44, a cleaning mechanism 5 is arranged on the top of a workbench 1, a drying mechanism 6 is mounted on one side, located on a feeding mechanism 4, of the top of the workbench 1, a fixed table 7 is arranged on the top of the workbench 1, a driving mechanism 11 is movably arranged on one side of the fixed table 7, and a polishing mechanism 12 is mounted at the bottom of the driving mechanism 11. the automatic polishing machine has high automation degree, does not need personnel to continuously transfer workpieces, puts the workpieces to be processed on the top of a turntable, starts a vacuum pump, vacuumizes the bottoms of the workpieces through a chuck opening, the workpieces can be fixed on the top of the turntable, at the moment, a feeding mechanism moves the workpieces to the positions to be processed, starts the driving motor, enables a threaded rod to rotate, at the moment, the driving mechanism and the polishing mechanism descend to perform polishing work, and sprays polishing liquid after proportioning to the surface of the polishing mechanism, when the driving mechanism works, under the action of a magnetic field inside the polishing mechanism, a uniform flexible polishing film is formed on the surface of the polishing mechanism and is contacted with the surface of a workpiece, so that the polishing of the workpiece is realized, when the polishing work is carried out, the rotating motor drives the turntable to rotate along the fixed seat, so that the workpiece can be polished while rotating, the surface of the workpiece is polished in all directions, the vacuum chuck on the mounting seat is rotated to the upper part of the workpiece, the three-shaft cylinder is started to enable the vacuum chuck to adsorb the workpiece, then the three-shaft cylinder is lifted, the movable column is rotated to transfer the workpiece to the fixed ring on the lifting platform, the lifting platform is lowered, the internal ultrasonic cleaning device cleans the workpiece, after the workpiece is cleaned, the lifting platform is lifted, the feeding mechanism transfers the workpiece to the limiting ring on the turntable, and when the number of the workpieces on the turntable reaches a certain number, the roating seat rotates, rotates a stoving section of thick bamboo to the work piece top, starts the lift cylinder, falls mounting panel and a stoving section of thick bamboo, and a stoving barrel casing is in the work piece outside, and inside stoving component carries out stoving work to the work piece, and wiper mechanism and stoving mechanism are in on the workstation simultaneously, do not need additionally to shift the work piece and wash and dry, have reduced the transport number of times of work piece, and the course of working of whole work piece does not need the manual work to move the material operation, has reduced the manpower loss.

Referring to fig. 1 and 2, the feeding mechanism 2 includes a feeding motor 21, a screw rod 22, a guide rail 23 and a sliding table 24, the feeding motor 21 is installed at the top of the workbench 1, an output shaft of the feeding motor 21 is provided with the screw rod 22 through a coupling, the outer wall of the screw rod 22 is movably provided with the sliding table 24, the top of the workbench 1 is provided with the guide rail 23, the sliding table 24 is slidably connected with the workbench 1 through the guide rail 23, the feeding motor 21 is started, the feeding motor 21 drives the screw rod 22 to rotate, and at this time, the sliding table 24 moves to a position to be processed along the guide rail 23.

Referring to fig. 3, a vacuum pump 34 is installed at the bottom of the turntable 32, the vacuum pump 34 is connected to the chuck port 33, the vacuum pump 34 vacuumizes the bottom of the workpiece, and the workpiece can be fixed on the top of the turntable 32.

Referring to fig. 5, the cleaning mechanism 5 includes a lifting platform 51 and a fixing ring 53, the lifting platform 51 is movably disposed on the top of the working platform 1, the fixing ring 53 is disposed on the top of the lifting platform 51, the workpiece is placed in the fixing ring 53 on the top of the lifting platform 51, and then the lifting platform 51 is lowered to clean the workpiece.

Referring to fig. 1, a driving motor 8 is installed at the top of the fixed table 7, a threaded rod 9 is installed on an output shaft of the driving motor 8 through a coupler, guide rods 10 are installed on both sides of the threaded rod 9, the driving motor 8 is started, the driving motor 8 rotates the threaded rod 9, and at this time, the driving mechanism 11 and the polishing mechanism 12 descend to perform polishing work.

Referring to fig. 5 and 6, the drying mechanism 6 includes a positioning column 61, a rotating base 62, a lifting cylinder 63, a mounting plate 64, a drying cylinder 65 and a rotating table 66, the positioning column 61 is disposed on the top of the workbench 1, the rotating base 62 is rotatably disposed on the top of the positioning column 61, the lifting cylinder 63 is mounted on the top of the rotating base 62, the output end of the lifting cylinder 63 is connected to the mounting plate 64, a plurality of drying cylinders 65 are mounted on the bottom of the mounting plate 64, the rotating table 66 is mounted on the top of the workbench 1 below the mounting plate 64, when the number of workpieces on the rotating table 66 reaches a certain number, the rotating base 62 rotates to rotate the drying cylinder 65 to the upper side of the workpieces, the lifting cylinder 63 is started to lower the mounting plate 64 and the drying cylinder 65, the drying cylinder 65 is sleeved on the outer side of the workpieces, and the internal drying elements perform drying operation on the workpieces.

Referring to fig. 1, the fixed post 41 and the positioning post 61 are both provided with a turnover cylinder therein for effectively controlling the rotation of the movable post 42 and the rotary base 62.

Referring to fig. 5 and 6, a plurality of limiting rings 67 are disposed on the top of the turntable 66, and the fixing ring 53 and the limiting rings 67 are matched with the workpiece to be processed, so that the fixing ring and the limiting rings can effectively fix the workpiece.

Referring to fig. 5, a plurality of through holes 52 are formed in the top of the lifting table 51, and an ultrasonic cleaning device is installed below the lifting table 51, so that the ultrasonic cleaning device can effectively clean a workpiece, the workpiece is not damaged secondarily, and when the lifting table 51 descends, cleaning liquid can overflow from the through holes 52, thereby facilitating cleaning.

step two: placing a workpiece to be processed on the top of the turntable 32, starting the vacuum pump 34, vacuumizing the bottom of the workpiece by the vacuum pump 34 through the suction disc port 33, and fixing the workpiece on the top of the turntable 32;

step three: starting the feeding motor 21, driving the screw rod 22 to rotate by the feeding motor 21, and moving the sliding table 24 to a position to be processed along the guide rail 23;

step four: starting the driving motor 8, enabling the driving motor 8 to rotate the threaded rod 9, descending the driving mechanism 11 and the polishing mechanism 12 at the moment to perform polishing work, spraying the polishing solution after proportioning is completed onto the surface of the polishing mechanism 12, forming a uniform flexible polishing film on the surface of the polishing mechanism 12 under the action of a magnetic field inside the polishing mechanism 12 while the driving mechanism 11 works, and enabling the flexible polishing film to be in contact with the surface of a workpiece to achieve polishing processing of the workpiece;

step five: when polishing work is performed, the rotating motor 35 drives the turntable 32 to rotate along the fixed seat 31, so that the workpiece can rotate and polish at the same time, and the surface of the workpiece is polished in all directions;

step six: rotating a vacuum sucker 45 on an installation seat 43 to the upper part of a workpiece, starting a three-axis cylinder 44 to enable the vacuum sucker 45 to suck the workpiece, then lifting the three-axis cylinder 44, rotating a movable column 42, transferring the workpiece to a fixed ring 53 on a lifting table 51, descending the lifting table 51, and cleaning the workpiece by an internal ultrasonic cleaning device;

step seven: after the workpiece is cleaned, the lifting platform 51 is lifted, the feeding mechanism 4 transfers the workpiece to the limiting ring 67 on the rotary table 66, when the number of the workpieces on the rotary table 66 reaches a certain number, the rotary seat 62 rotates, the drying drum 65 rotates to the position above the workpiece, the lifting cylinder 63 is started, the mounting plate 64 and the drying drum 65 are lowered, the drying drum 65 is sleeved on the outer side of the workpiece, and the workpiece is dried by the drying elements inside the drying cylinder.

The working principle of the invention is as follows: placing a workpiece to be processed on the top of a turntable 32, starting a vacuum pump 34, vacuumizing the bottom of the workpiece by the vacuum pump 34 through a suction disc port 33, fixing the workpiece on the top of the turntable 32, starting a feeding motor 21 at the moment, driving a lead screw 22 to rotate by the feeding motor 21, moving a sliding table 24 to a position to be processed along a guide rail 23 at the moment, starting a driving motor 8, driving the driving motor 8 to rotate a threaded rod 9, descending a driving mechanism 11 and a polishing mechanism 12 to perform polishing work at the moment, spraying polishing liquid after proportioning to the surface of the polishing mechanism 12, forming a uniform flexible polishing film on the surface of the polishing mechanism 12 under the action of an internal magnetic field of the polishing mechanism 12 while the driving mechanism 11 works, enabling the flexible polishing film to be in contact with the surface of the workpiece, and driving the turntable 32 to rotate along a fixed seat 31 during the polishing work, the workpiece can be polished while rotating, the surface of the workpiece is polished in all directions, the vacuum sucker 45 on the mounting seat 43 is rotated to the upper part of the workpiece, the three-axis cylinder 44 is started to enable the vacuum sucker 45 to adsorb the workpiece, then the three-axis cylinder 44 is lifted, the movable column 42 is rotated to transfer the workpiece to the fixed ring 53 on the lifting platform 51, the lifting platform 51 is lowered, the internal ultrasonic cleaning device cleans the workpiece, after the workpiece is cleaned, the lifting platform 51 is lifted, the feeding mechanism 4 transfers the workpiece to the limiting ring 67 on the rotary table 66, when the number of the workpiece on the rotary table 66 reaches a certain number, the rotary seat 62 is rotated to rotate the drying cylinder 65 to the upper part of the workpiece, the lifting cylinder 63 is started to lower the mounting plate 64 and the drying cylinder 65, the drying cylinder 65 is sleeved on the outer side of the workpiece, the internal drying element dries the workpiece, the cleaning mechanism 5 and the drying mechanism 6 are positioned on the working table 1 at the same time, the workpiece does not need to be additionally transferred to be cleaned and dried, the carrying times of the workpiece are reduced, the material moving operation is not needed in the whole workpiece machining process, and the manpower loss is reduced.

Although embodiments of the present invention have been shown and described, it is intended that the present invention should not be limited thereto, that the particular features, structures, materials or characteristics described may be combined in any suitable manner in any one or more embodiments or examples, and that modifications, substitutions, variations or the like, which are not inventive and may be made by those skilled in the art without departing from the principle and spirit of the present invention and without departing from the scope of the claims.

Claims

1. The utility model provides a cylinder work piece magnetic current becomes numerical control burnishing device, includes workstation (1), its characterized in that: the feeding mechanism (2) is installed at the top of the workbench (1), the rotating mechanism (3) is installed at the top of the feeding mechanism (2), the rotating mechanism (3) comprises a fixing seat (31), a turntable (32), a sucker opening (33) and a rotating motor (35), the fixing seat (31) is arranged at the top of the feeding mechanism (2), the turntable (32) is movably arranged at the top of the fixing seat (31), a plurality of sucker openings (33) are arranged at the top of the turntable (32), the rotating motor (35) is installed at the bottom of the fixing seat (31), the feeding mechanism (4) is installed at one side, located on the feeding mechanism (2), of the top of the workbench (1), the feeding mechanism (4) comprises a fixing column (41), a movable column (42), a mounting seat (43), a triaxial cylinder (44) and a vacuum sucker (45), the fixing column (41) is installed at the top of the workbench (1), the top of fixed column (41) is rotated and is provided with movable post (42), the top of activity post (42) is provided with mount pad (43), triaxial cylinder (44) are installed to one side at mount pad (43) top, the expansion end of triaxial cylinder (44) is connected with vacuum chuck (45), the top of workstation (1) is provided with wiper mechanism (5), stoving mechanism (6) are installed to one side that workstation (1) top is located feeding mechanism (4), the top of workstation (1) is provided with fixed station (7), one side activity of fixed station (7) is provided with actuating mechanism (11), polishing mechanism (12) are installed to the bottom of actuating mechanism (11).

2. The cylinder workpiece magnetorheological numerical control polishing device according to claim 1, wherein: feeding mechanism (2) are including material loading motor (21), lead screw (22), guide rail (23) and slip table (24), install in the top of workstation (1) material loading motor (21), the output shaft of material loading motor (21) is provided with lead screw (22) through the shaft coupling, the outer wall activity of lead screw (22) is provided with slip table (24), the top of workstation (1) is provided with guide rail (23), and slip table (24) through guide rail (23) and workstation (1) sliding connection.

3. The cylinder workpiece magnetorheological numerical control polishing device according to claim 1, wherein: the bottom of the turntable (32) is provided with a vacuum pump (34), and the vacuum pump (34) is connected with the suction cup port (33).

4. The cylinder workpiece magnetorheological numerical control polishing device according to claim 1, wherein: the cleaning mechanism (5) comprises a lifting platform (51) and a fixing ring (53), wherein the lifting platform (51) is movably arranged at the top of the workbench (1), and the fixing ring (53) is arranged at the top of the lifting platform (51).

5. The cylinder workpiece magnetorheological numerical control polishing device according to claim 1, wherein: driving motor (8) are installed at the top of fixed station (7), the output shaft of driving motor (8) is provided with threaded rod (9) through the shaft coupling, guide bar (10) are all provided with to the both sides of threaded rod (9).

6. The cylinder workpiece magnetorheological numerical control polishing device according to claim 1, wherein: drying mechanism (6) include reference column (61), roating seat (62), lift cylinder (63), mounting panel (64), a stoving section of thick bamboo (65) and revolving stage (66), reference column (61) sets up in the top of workstation (1), the top of reference column (61) is rotated and is provided with roating seat (62), lift cylinder (63) are installed at the top of roating seat (62), the output of lift cylinder (63) is connected with mounting panel (64), a plurality of stoving sections of thick bamboo (65) are installed to the bottom of mounting panel (64), revolving stage (66) are installed to the below that workstation (1) top is located mounting panel (64).

7. The cylinder workpiece magnetorheological numerical control polishing device according to claim 1, wherein: the fixing column (41) and the positioning column (61) are internally provided with overturning cylinders.

8. The cylinder workpiece magnetorheological numerical control polishing device according to claim 6, wherein the polishing head is provided with a polishing head; the top of the rotary table (66) is provided with a plurality of limiting rings (67), and the shapes and sizes of the fixing ring (53) and the limiting rings (67) are matched with those of the processed workpiece.

9. The cylinder workpiece magnetorheological numerical control polishing device according to claim 4, wherein: a plurality of through holes (52) are formed in the top of the lifting platform (51), and an ultrasonic cleaning device is installed below the lifting platform (51).

10. A magnetorheological numerical control polishing process for a cylinder workpiece, which is characterized in that the magnetorheological numerical control polishing device for the cylinder workpiece as claimed in any one of claims 1 to 9 is adopted, and comprises the following steps:

step two: placing a workpiece to be processed on the top of the turntable (32), starting a vacuum pump (34), vacuumizing the bottom of the workpiece by the vacuum pump (34) through a sucker port (33), and fixing the workpiece on the top of the turntable (32);

step three: starting a feeding motor (21), driving a screw rod (22) to rotate by the feeding motor (21), and moving a sliding table (24) to a position to be processed along a guide rail (23);

step four: starting a driving motor (8), enabling the threaded rod (9) to rotate by the driving motor (8), descending a driving mechanism (11) and a polishing mechanism (12) to perform polishing work at the moment, spraying polishing liquid after proportioning is completed onto the surface of the polishing mechanism (12), forming a uniform flexible polishing film on the surface of the polishing mechanism (12) under the action of an internal magnetic field of the polishing mechanism (12) while the driving mechanism (11) works, and enabling the flexible polishing film to be in contact with the surface of a workpiece to achieve polishing processing of the workpiece;

step five: when polishing work is carried out, the rotating motor (35) drives the turntable (32) to rotate along the fixed seat (31), so that the workpiece can rotate and polish at the same time, and the surface of the workpiece is polished in all directions;

step six: rotating a vacuum sucker (45) on an installation seat (43) to the upper part of a workpiece, starting a three-axis cylinder (44) to enable the vacuum sucker (45) to adsorb the workpiece, then lifting the three-axis cylinder (44), rotating a movable column (42), transferring the workpiece to a fixed ring (53) on a lifting table (51), descending the lifting table (51), and cleaning the workpiece by an internal ultrasonic cleaning device;

step seven: after the workpiece is cleaned, the lifting platform (51) is lifted, the workpiece is transferred to a limiting ring (67) on the rotary table (66) by the feeding mechanism (4), when the number of the workpieces on the rotary table (66) reaches a certain number, the rotary seat (62) rotates, the drying cylinder (65) is rotated to the upper side of the workpiece, the lifting cylinder (63) is started, the mounting plate (64) and the drying cylinder (65) are lowered, the drying cylinder (65) is sleeved on the outer side of the workpiece, and the workpiece is dried by the drying element inside.