CN108436743A - A kind of the liquid metal burnishing device and method of the two-way variation of electric field magnetic field - Google Patents
A kind of the liquid metal burnishing device and method of the two-way variation of electric field magnetic field Download PDFInfo
- Publication number
- CN108436743A CN108436743A CN201810490474.7A CN201810490474A CN108436743A CN 108436743 A CN108436743 A CN 108436743A CN 201810490474 A CN201810490474 A CN 201810490474A CN 108436743 A CN108436743 A CN 108436743A
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- China
- Prior art keywords
- permanent magnet
- liquid metal
- positive electrode
- polishing
- 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.)
- Granted
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- 229910001338 liquidmetal Inorganic materials 0.000 title claims abstract description 80
- 230000005684 electric field Effects 0.000 title claims abstract description 40
- 238000000034 method Methods 0.000 title claims description 8
- 238000005498 polishing Methods 0.000 claims abstract description 111
- 239000012530 fluid Substances 0.000 claims abstract description 37
- 239000006061 abrasive grain Substances 0.000 claims abstract description 23
- 230000007246 mechanism Effects 0.000 claims abstract description 15
- 239000007788 liquid Substances 0.000 claims description 17
- 230000008878 coupling Effects 0.000 claims description 9
- 238000010168 coupling process Methods 0.000 claims description 9
- 238000005859 coupling reaction Methods 0.000 claims description 9
- 230000005611 electricity Effects 0.000 claims description 6
- 150000002500 ions Chemical class 0.000 claims description 4
- 230000015572 biosynthetic process Effects 0.000 claims description 3
- CKHJYUSOUQDYEN-UHFFFAOYSA-N gallium(3+) Chemical compound [Ga+3] CKHJYUSOUQDYEN-UHFFFAOYSA-N 0.000 claims description 3
- 229910001419 rubidium ion Inorganic materials 0.000 claims description 3
- NCMHKCKGHRPLCM-UHFFFAOYSA-N caesium(1+) Chemical compound [Cs+] NCMHKCKGHRPLCM-UHFFFAOYSA-N 0.000 claims description 2
- 150000001875 compounds Chemical class 0.000 claims description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 2
- 229910021645 metal ion Inorganic materials 0.000 abstract description 3
- 239000000956 alloy Substances 0.000 description 6
- 229910045601 alloy Inorganic materials 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 4
- 229910052751 metal Inorganic materials 0.000 description 3
- 239000002184 metal Substances 0.000 description 3
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 2
- 239000010931 gold Substances 0.000 description 2
- 229910052737 gold Inorganic materials 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000002844 melting Methods 0.000 description 2
- 230000008018 melting Effects 0.000 description 2
- 239000003082 abrasive agent Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- -1 cesium ion compound Chemical class 0.000 description 1
- 238000002386 leaching Methods 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 230000005389 magnetism Effects 0.000 description 1
- 150000002739 metals Chemical class 0.000 description 1
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
- B24B31/003—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 whereby the workpieces are mounted on a holder and are immersed in the abrasive material
-
- 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
-
- 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
- B24B31/102—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 an alternating magnetic field
-
- 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
- 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
- B24B31/14—Abrading-bodies specially designed for tumbling apparatus, e.g. abrading-balls
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09G—POLISHING COMPOSITIONS; SKI WAXES
- C09G1/00—Polishing compositions
- C09G1/02—Polishing compositions containing abrasives or grinding agents
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Finish Polishing, Edge Sharpening, And Grinding By Specific Grinding Devices (AREA)
Abstract
The invention discloses a kind of liquid metal burnishing devices of the two-way variation of electric field magnetic field, including operation console, the first permanent magnet, first motor, the second motor, linkage rod slide block mechanism, ball-screw, ball-screw seat, support plate, feed screw nut, blade, connector, positive electrode, the second permanent magnet, negative electrode, liquid metal polishing fluid, polishing container, workbench, fixing axle and polishing cavity;The present invention is moved up and down using leading screw drive module driving positive electrode, the sine wave electric field that positive electrode and negative electrode are formed is set to stablize in blade region, simultaneously the second motor by linkage rod slide block mechanism drive the first permanent magnet and the second set of permanent magnets at integrated reciprocating move along a straight line, generate the magnetic field moved back and forth, the two is combined the metal ion high-frequency vibration so that liquid metal polishing area where blade, and then the high-frequency vibration of the abrasive grain with polishing area where movable vane piece, to be efficiently polished to blade edge using abrasive grain.
Description
Technical field
The present invention relates to liquid metal polishing technology fields, more specifically, more particularly to a kind of two-way change of electric field magnetic field
The liquid metal burnishing device and method of change.
Background technology
Liquid metal typically refers to the alloy functional material being in a liquid state at normal temperatures, such as fusing point in 30 DEG C of metals below and
Its alloy material is also included within the low melting point alloy being in a liquid state in 40 DEG C~300 DEG C operation temperature areas.Liquid metal polishing fluid
Polishing technology refers to when with workpiece polished surface relative motion occurs for the liquid metal polishing fluid for being mixed with abrasive material under the influence of a magnetic field
When, the flexible bistrique on liquid metal polishing fluid silk ribbon generates polished surface big cutting force, to workpiece polished surface
It is polished.
It is processed, can not be carried out using traditional polishing for complex-curved processing, such as to blade, therefore,
The method that similar abrasive Flow Machining and liquid metal are processed is come into being, however, simple liquid metal polishing or abrasive Flow add
Work it is less efficient, and processing quality also has certain limitation, and very strong to the skill dependence of worker itself, and produces
Efficiency is low, the process-cycle is long, easily generates surface destroys layer and metamorphic layer, and processing quality is not readily available guarantee, to processing
Surface has a great impact.
Invention content
It is an object of the invention to solve existing technology merely utilize abrasive Flow polishing or merely using liquid metal into
Processing efficiency is low, skill dependence is strong caused by row polishing, the problem of process-cycle length, it is proposed that a kind of two-way change of electric field magnetic field
The liquid metal burnishing device and method of change.
The present invention is achieved through the following technical solutions above-mentioned purpose:A kind of liquid metal throwing of the two-way variation of electric field magnetic field
Electro-optical device, including operation console, the first permanent magnet, first motor, the second motor, linkage rod slide block mechanism, ball-screw, ball-screw
Seat, support plate, feed screw nut, blade, connector, positive electrode, the second permanent magnet, negative electrode, liquid metal polishing fluid, polishing are held
Device, workbench, fixing axle and polishing cavity, the operation console and polishing container are installed on workbench;Polish container
It is internally provided with the polishing cavity for accommodating liquid metal polishing fluid, the both sides for polishing cavity are separately installed with the first permanent magnet and the
Two permanent magnets, and the first permanent magnet and the second permanent magnet are arranged in parallel vertically, the first permanent magnet and the second permanent magnet are mutually close
Two faces magnetic pole it is opposite;Second motor is fixed on workbench, and the second motor is connected by linkage rod slide block mechanism
First permanent magnet and the second permanent magnet pass through linkage rod slide block mechanism when the second motor movement and drive the first permanent magnet and the second permanent magnetism
Body is along straight reciprocating motion;Blade is fixedly mounted on inside polishing container by fixing axle and is fully immersed in the liquid of polishing cavity
In state metal-polishing liquid;The negative electrode is arranged in the fixing axle of blade, and positive electrode is in stick-like, and positive electrode is vertically arranged in leaf
The surface of piece, polishing container upper end are provided with circular hole, and positive electrode passes through the circular hole above polishing container, the lower end leaching of positive electrode
Enter into liquid metal polishing fluid, the top of positive electrode is fixedly connected with connector;The upper end of the polishing container is additionally provided with
Support plate, first motor is vertically-mounted on the supporting plate, and the upper end connection first motor of ball-screw is simultaneously driven by first motor,
The lower end of ball-screw is connected to the top of polishing container by ball-screw seat;Leading screw spiral shell is additionally provided on the connector
Mother, feed screw nut are sleeved on ball-screw, by driving ball screw turns when first motor moves, and then are driven by leading screw
What nut, connector and positive electrode formed moves up and down in overall.
Further, the negative electrode is arc-shaped, and negative electrode is attached to the lower end of the fixing axle for fixed blade.
Further, the first motor connects the upper end of ball-screw by shaft coupling.
Further, the negative electrode and positive electrode are connect with operation console, and negative electrode and positive electrode are controlled by operation console
Energization situation processed.
Further, operation console is changed by changing the size of the power frequency or electric voltage frequency that flow through positive electrode by just
Electrode and negative electrode form the state of electric field.Electric field in liquid metal polishing fluid is positive electrode to be superimposed with negative electrode electric field,
Be combined with the magnetic field for the reciprocating motion that the first permanent magnet and the second permanent magnet generate so that in liquid metal polishing fluid metal from
Son carries out high-frequency vibration.High-frequency vibration of the liquid metal in bottom can carry the mill to rise and fall in liquid metal polishing fluid bottom
Grain, can efficiently polish polishing area in blade edge high-frequency vibration.
Further, positive electrode and negative electrode are formed by sine wave direction of an electric field and the first permanent magnet and the second permanent magnet
The magnetic direction of formation is mutually perpendicular to.
Further, the liquid metal polishing fluid is the liquid metal polishing fluid for including abrasive grain.
Further, the liquid metal in the liquid metal polishing fluid is one kind in gallium ion, rubidium ion, cesium ion
Or several compound.The liquid metal typically refers to the alloy functional material being in a liquid state at normal temperatures, if fusing point is at 30 DEG C
Metal and its alloy material below are also included within the low melting point alloy being in a liquid state in 40 DEG C~300 DEG C operation temperature areas, and
It is mixed with abrasive grain.
A kind of liquid metal polishing method that electrode moves up and down, includes the following steps:
Step 1:Blade is fixedly mounted on by fixing axle inside polishing container, the two sides for polishing container carry respectively
Before the first permanent magnet and the second permanent magnet are housed, the first permanent magnet and the second permanent magnet are vertically arranged, and are mutually parallel, first
Permanent magnet and the magnetic pole in two opposite faces of the second permanent magnet are on the contrary, the first permanent magnet and the second permanent magnet shape in polishing container
At stable magnetic field;
Step 2:Negative electrode is fixed in the fixing axle of blade, and the liquid metal polishing fluid for being mixed with abrasive grain is poured into
It polishes in container, until submerging entire blade needs the part processed;
Step 3:The head cover for covering polishing container, polishes and is provided with through-hole on the head cover of container, stick-like positive electrode is inserted
Entering into the through-hole that is arranged on the head cover of polishing container, positive electrode lower end, which enters, to be mixed in the liquid metal polishing fluid of abrasive grain,
And the upper end connection of positive electrode can drive the leading screw drive module that positive electrode moves up and down, leading screw drive module is by ball wire
Thick stick, feed screw nut, first motor, shaft coupling, connector and gripper shoe groups at;
Step 4:Positive electrode is controlled by operation console and negative electrode is powered, and makes negative electrode and positive electrode in polishing container
Form stable sine wave electric field;
Step 5:Start first motor, utilizes first motor, ball-screw, feed screw nut, shaft coupling, connector and branch
The lead-screw driving device driving positive electrode for the positive electrode that fagging is constituted moves up and down in the vertical direction, until positive electrode and negative electricity
The sine wave electric field that pole is formed is stablized in the region where blade;
Step 6:Start the second motor, the first permanent magnet (8) and the second permanent magnet (12) are driven using bar-link drive
Linear reciprocating motion is done in the horizontal direction, and magnetic field is generated between the first permanent magnet (8) and the second permanent magnet (12) also along straight line
Direction moves back and forth;Sine wave electric field and the first permanent magnet that positive electrode and negative electrode are formed and the magnetic field that the second permanent magnet is formed
It is combined so that the region where blade of the liquid metal ion in liquid metal polishing fluid carries out high-frequency vibration;Liquid gold
Belong to the abrasive grain for carrying and being blended in inside liquid metal polishing fluid in high-frequency vibration to move together, abrasive grain polishes blade needs
Region is efficiently polished.
The beneficial effects of the present invention are:
(1) present invention is polished workpiece by the metal ion in polishing metal liquid, and metal-polishing liquid can polish
Subtleer surface, the polishing precision higher of acquisition.
(2) present invention is polished blade by being mixed with the liquid metal polishing fluid of abrasive grain, and liquid metal ion is in electricity
It is moved under the action of field and magnetic field, and then drives the movement of the abrasive grain in liquid metal polishing fluid, by abrasive grain to blade
Surface is processed, and improves processing efficiency.
(3) present invention is moved up and down using leading screw drive module driving positive electrode, and positive electrode and negative electrode is made to be formed just
String wave electric field is stablized in blade region, while the second motor drives the first permanent magnet and second by linkage rod slide block mechanism
Set of permanent magnets at integrated reciprocating move along a straight line, generate the magnetic field of reciprocating motion, the two is combined so that liquid metal is in blade
The metal ion high-frequency vibration of place polishing area, and then the high-frequency vibration of the abrasive grain with polishing area where movable vane piece, to
Efficiently blade edge is polished using abrasive grain.
(4) present invention is polished workpiece without specific machinery, but electric field and magnetic field is used to throw liquid metal
Light liquid directly controls, and control mode is simple, and overall structure is simple, is easy to safeguard.
(5) electric field is formed by positive electrode and negative electrode, two blocks of electromagnet form magnetic field, and electric field is mutually tied with magnetic field control
It closes, can realize that curved surface is polished without dead angle at any angle.
Description of the drawings
Fig. 1 is a kind of axonometric drawing of the liquid metal burnishing device of the two-way variation of electric field magnetic field of the present invention.
Fig. 2 is a kind of left view of the liquid metal burnishing device of the two-way variation of electric field magnetic field of the present invention.
Fig. 3 is that a kind of backsight broken section structure of the liquid metal burnishing device of the two-way variation of electric field magnetic field of the present invention is shown
It is intended to.
In figure, 1- operation consoles, 2- positive electrodes, 3- connectors, 4- ball-screws, 5- ball-screws seat, 6- first motors, 7-
Support plate, the first permanent magnets of 8-, 9- liquid metals polishing fluid, 10- polishings cavity, 11- blades, the second permanent magnets of 12-, 13- are thrown
Light container, 14- negative electrodes, 15- workbenches, 16- fixing axles, the second motors of 17-, 18- linkage rod slide block mechanisms.
Specific implementation mode
The invention will be further described below in conjunction with the accompanying drawings:
As shown in Figure 1, Figure 2 and Figure 3, the liquid metal burnishing device of the two-way variation of a kind of electric field magnetic field, including operation console
1, the first permanent magnet 8, first motor 6, the second motor, linkage rod slide block mechanism, ball-screw 4, ball-screw seat 5, support plate 7,
Feed screw nut, blade 11, connector 3, positive electrode 2, the second permanent magnet 12, negative electrode 14, liquid metal polishing fluid 9, polishing are held
Device 13, workbench 15, fixing axle 16 and polishing cavity 10, the operation console 1 and polishing container 13 are installed in workbench
On 15;Polishing container 13 is internally provided with the polishing cavity 10 for accommodating liquid metal polishing fluid 9, the both sides difference of polishing cavity 10
First permanent magnet 8 and the second permanent magnet 12 are installed, and the first permanent magnet 8 and the second permanent magnet 12 are arranged in parallel vertically, the
The magnetic pole in one permanent magnet 8, two faces mutually close with the second permanent magnet 12 is opposite;Second motor is fixed on workbench,
Second motor connects the first permanent magnet and the second permanent magnet by linkage rod slide block mechanism, and when the second motor movement passes through connecting rod slider
Mechanism drives the first permanent magnet and the second permanent magnet along straight reciprocating motion;Blade 11 is fixedly mounted on polishing by fixing axle 16
13 inside of container is simultaneously fully immersed in the liquid metal polishing fluid 9 of polishing cavity 10;The negative electrode 14 is arranged in blade 11
Fixing axle 16 on, for positive electrode 2 in stick-like, positive electrode 2 is vertically arranged in the surface of blade 11, the setting of 13 upper end of polishing container
There are circular hole, positive electrode 2 that the circular hole of 13 top of polishing container, the lower end of positive electrode 2 is passed through to be immersed in liquid metal polishing fluid 9,
The top of positive electrode 2 is fixedly connected with connector 3;The upper end of the polishing container 13 is additionally provided with support plate 7, first motor 6
It is vertically installed in support plate 7, the upper end connection first motor 6 of ball-screw 4 is simultaneously driven by first motor 6, ball-screw 4
Lower end is connected to the top of polishing container 13 by ball-screw seat 5;Feed screw nut, leading screw are additionally provided on the connector 3
Nut is sleeved on ball-screw 4, by driving ball-screw 4 to rotate when first motor 6 moves, and then is driven by leading screw spiral shell
What female, connector 3 and positive electrode 2 formed moves up and down in overall.
The negative electrode 14 is arc-shaped, and negative electrode 14 is attached to the lower end of the fixing axle 16 for fixed blade 11.
The first motor 6 connects the upper end of ball-screw 4 by shaft coupling.
The negative electrode 14 and positive electrode 2 are connect with operation console, and negative electrode 14 and positive electrode 2 are controlled by operation console 1
Energization situation.
Operation console 1 is changed by changing the size of the power frequency or electric voltage frequency that flow through positive electrode 2 by 2 He of positive electrode
Negative electrode 14 forms the state of electric field.Positive electrode 2 and negative electrode 14 be formed by sine wave direction of an electric field and the first permanent magnet 8 and
The magnetic direction that second permanent magnet 12 is formed is mutually perpendicular to.
The liquid metal polishing fluid 9 is the liquid metal polishing fluid 9 for including abrasive grain.The liquid metal polishing fluid 9
In liquid metal be gallium ion, rubidium ion, one or more of cesium ion compound.
A kind of liquid metal polishing method that electrode moves up and down, includes the following steps:
Step 1:Blade 11 is fixedly mounted on by fixing axle 16 inside polishing container 13, the both sides of container 13 are polished
Face is equipped with the first permanent magnet 8 and the second permanent magnet 12 in advance respectively, and the first permanent magnet 8 and the second permanent magnet 12 are vertically arranged,
And be mutually parallel, the magnetic pole in the first permanent magnet 8 and two opposite faces of the second permanent magnet 12 is on the contrary, the first permanent magnet 8 and second
Permanent magnet 12 forms stable magnetic field in polishing container 13;First permanent magnet 8 and the second permanent magnet 12 connect the second motor and drive
Dynamic linkage rod slide block mechanism;
Step 2:Negative electrode 14 is fixed in the fixing axle 16 of blade 11, and the liquid metal for being mixed with abrasive grain is polished
Liquid 9 pours into polishing container 13, until submerging entire blade 11 needs the part processed;
Step 3:The head cover of polishing container 13 is covered, polishes and is provided with through-hole on the head cover of container 13, by stick-like positive electricity
Pole 2 is inserted into the through-hole being arranged on the head cover of polishing container 13, and 2 lower end of positive electrode enters the liquid metal throwing for being mixed with abrasive grain
In light liquid 9, and the upper end connection of positive electrode 2 can drive the leading screw drive module that positive electrode 2 moves up and down, leading screw drive module
It is made of ball-screw 4, feed screw nut, first motor 6, shaft coupling, connector 3 and support plate 7;
Step 4:Positive electrode 2 is controlled by operation console and negative electrode 14 is powered, and negative electrode 14 and positive electrode 2 is made to polish
Stable sine wave electric field is formed in container 13;
Step 5:Start first motor 6, utilizes first motor 6, ball-screw 4, feed screw nut, shaft coupling, connector 3
The lead-screw driving device driving positive electrode 2 of the positive electrode 2 constituted with support plate 7 moves up and down in the vertical direction, until positive electricity
The sine wave electric field that pole 2 and negative electrode 14 are formed is stablized in the region where blade 11;
Step 6:Start the second motor, drives the first permanent magnet 8 and the second permanent magnet 12 in water using bar-link drive
It is reciprocal also along rectilinear direction square magnetic field to be generated to doing linear reciprocating motion, between the first permanent magnet 8 and the second permanent magnet 12
Movement;The magnetic field phase that the sine wave electric field that positive electrode 2 and negative electrode 14 are formed is formed with the first permanent magnet 8 and the second permanent magnet 12
In conjunction with so that the region where blade 11 of the liquid metal ion in liquid metal polishing fluid 9 carries out high-frequency vibration;Liquid gold
Belong to the abrasive grain for carrying and being blended in inside liquid metal polishing fluid 9 in high-frequency vibration to move together, abrasive grain needs to throw to blade 11
The region of light is efficiently polished.
Above-described embodiment is presently preferred embodiments of the present invention, is not the limitation to technical solution of the present invention, as long as
Without the technical solution that creative work can be realized on the basis of the above embodiments, it is regarded as falling into patent of the present invention
Rights protection scope in.
Claims (9)
1. a kind of liquid metal burnishing device of the two-way variation of electric field magnetic field, it is characterised in that:Forever including operation console (1), first
Magnet (8), first motor (6), the second motor, linkage rod slide block mechanism, ball-screw (4), ball-screw seat (5), support plate
(7), feed screw nut, blade (11), connector (3), positive electrode (2), the second permanent magnet (12), negative electrode (14), liquid metal
Polishing fluid (9), polishing container (13), workbench (15), fixing axle (16) and polish cavity (10), the operation console (1) and
Polishing container (13) is installed on workbench (15);Polishing container (13), which is internally provided with, accommodates liquid metal polishing fluid
(9) both sides of polishing cavity (10), polishing cavity (10) are separately installed with the first permanent magnet (8) and the second permanent magnet (12),
And first permanent magnet (8) and the second permanent magnet (12) be arranged in parallel vertically, the first permanent magnet (8) and the second permanent magnet (12) phase
The magnetic pole in two close faces is opposite;Second motor is fixed on workbench, and the second motor passes through linkage rod slide block mechanism
Connect the first permanent magnet and the second permanent magnet, when the second motor movement passes through linkage rod slide block mechanism and drives the first permanent magnet and second
Permanent magnet is along straight reciprocating motion;Blade (11) is fixedly mounted on polishing container (13) inside by fixing axle (16) and all soaks
Not in the liquid metal polishing fluid (9) of polishing cavity (10);The negative electrode (14) is arranged in the fixing axle of blade (11)
(16) on, positive electrode (2) is in stick-like, and positive electrode (2) is vertically arranged in the surface of blade (11), and polishing container (13) upper end is set
It is equipped with circular hole, positive electrode (2) passes through the circular hole above polishing container (13), the lower end of positive electrode (2) to be immersed in liquid metal throwing
In light liquid (9), the top of positive electrode (2) is fixedly connected with connector (3);The upper end of the polishing container (13) is additionally provided with branch
Fagging (7), first motor (6) are vertically installed in support plate (7), the upper end of ball-screw (4) connection first motor (6) and by
First motor (6) drives, and the lower end of ball-screw (4) is connected to the top of polishing container (13) by ball-screw seat (5);Institute
It states and is additionally provided with feed screw nut on connector (3), feed screw nut is sleeved on ball-screw (4), logical when first motor (6) moves
Drive ball-screw (4) rotation is crossed, and then drives the fortune lower on the whole being made of feed screw nut, connector (3) and positive electrode (2)
It is dynamic.
2. a kind of liquid metal burnishing device of the two-way variation of electric field magnetic field according to claim 1, it is characterised in that:Institute
State that negative electrode (14) is arc-shaped, and negative electrode (14) is attached to the lower end of the fixing axle (16) for fixed blade (11).
3. a kind of liquid metal burnishing device of the two-way variation of electric field magnetic field according to claim 1, it is characterised in that:Institute
State the upper end that first motor (6) connects ball-screw (4) by shaft coupling.
4. a kind of liquid metal burnishing device of the two-way variation of electric field magnetic field according to claim 1, it is characterised in that:Institute
It states negative electrode (14) and positive electrode (2) is connect with operation console, negative electrode (14) and positive electrode (2) are controlled by operation console (1)
Energization situation.
5. a kind of liquid metal burnishing device of the two-way variation of electric field magnetic field according to claim 1, it is characterised in that:Behaviour
Make platform (1) and is changed by positive electrode (2) and negative electricity by changing the size of the power frequency or electric voltage frequency that flow through positive electrode (2)
Pole (14) forms the state of electric field.
6. a kind of liquid metal burnishing device of the two-way variation of electric field magnetic field according to claim 1, it is characterised in that:Just
Electrode (2) and negative electrode (14) are formed by sine wave direction of an electric field and the first permanent magnet (8) and the second permanent magnet (12) formation
Magnetic direction be mutually perpendicular to.
7. a kind of liquid metal burnishing device of the two-way variation of electric field magnetic field according to claim 1, it is characterised in that:Institute
It is the liquid metal polishing fluid (9) for including abrasive grain to state liquid metal polishing fluid (9).
8. a kind of liquid metal burnishing device of the two-way variation of electric field magnetic field according to claim 1, it is characterised in that:Institute
State the compound that the liquid metal in liquid metal polishing fluid (9) is one or more of gallium ion, rubidium ion, cesium ion.
9. the liquid metal polishing method that a kind of electrode moves up and down, it is characterised in that:Include the following steps:
Step 1:Blade (11) is fixedly mounted on polishing container (13) inside by fixing axle (16), polishing container (13)
Two sides are equipped with the first permanent magnet (8) and the second permanent magnet (12), the first permanent magnet (8) and the second permanent magnet (12) in advance respectively
It is vertically arranged, and is mutually parallel, the magnetic pole in the first permanent magnet (8) and two opposite faces of the second permanent magnet (12) is on the contrary,
One permanent magnet (8) and the second permanent magnet (12) form stable magnetic field in polishing container (13);First permanent magnet (8) and second
Permanent magnet (12) connects the second motor-driven linkage rod slide block mechanism;
Step 2:Negative electrode (14) is fixed in the fixing axle (16) of blade (11), and the liquid metal for being mixed with abrasive grain is thrown
Light liquid (9) pours into polishing container (13), until submerging entire blade (11) needs the part processed;
Step 3:The head cover of polishing container (13) is covered, through-hole is provided on the head cover of polishing container (13), by stick-like positive electricity
Pole (2) is inserted into the through-hole being arranged on the head cover of polishing container (13), and positive electrode (2) lower end enters the liquid for being mixed with abrasive grain
In metal-polishing liquid (9), and the upper end connection of positive electrode (2) can drive the leading screw drive module that positive electrode (2) moves up and down,
Leading screw drive module is by ball-screw (4), feed screw nut, first motor (6), shaft coupling, connector (3) and support plate (7) group
At;
Step 4:Positive electrode (2) is controlled by operation console and negative electrode (14) is powered, and negative electrode (14) and positive electrode (2) is made to exist
It polishes and forms stable sine wave electric field in container (13);
Step 5:Start first motor (6), utilizes first motor (6), ball-screw (4), feed screw nut, shaft coupling, connector
(3) it moves up and down in the vertical direction with the lead-screw driving device driving positive electrode (2) of the positive electrode (2) of support plate (7) composition,
Until the sine wave electric field that positive electrode (2) and negative electrode (14) are formed is stablized in the region where blade (11);
Step 6:Start the second motor, drives the first permanent magnet (8) and the second permanent magnet (12) in water using bar-link drive
Square magnetic field is generated to doing linear reciprocating motion, between the first permanent magnet (8) and the second permanent magnet (12) also along rectilinear direction
It moves back and forth;The sine wave electric field and the first permanent magnet (8) and the second permanent magnet (12) that positive electrode (2) and negative electrode (14) are formed
The magnetic field of formation is combined so that region where blade (11) of the liquid metal ion in liquid metal polishing fluid (9) into
Row high-frequency vibration;Liquid metal carries the abrasive grain being blended in inside liquid metal polishing fluid (9) in high-frequency vibration and moves together,
Abrasive grain needs the region polished efficiently to be polished in blade (11).
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