CN208246423U - A kind of spherical polished finiss device - Google Patents
A kind of spherical polished finiss device Download PDFInfo
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- CN208246423U CN208246423U CN201820762160.3U CN201820762160U CN208246423U CN 208246423 U CN208246423 U CN 208246423U CN 201820762160 U CN201820762160 U CN 201820762160U CN 208246423 U CN208246423 U CN 208246423U
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- polishing
- liquid metal
- trough
- workpiece
- polishing wheel
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Abstract
The utility model discloses a kind of spherical polished finiss devices, including liquid metal pump, polishing fluid delivery pipe, spray head, workpiece spindle, liquid metal polishing fluid, workpiece, heater strip, negative electrode, positive electrode, polishing trough, polishing wheel, polishing wheel drive unit and work piece actuating device, the polishing wheel is stood in the polishing trough, fill liquid metal polishing fluid in polishing trough, when liquid metal pump work extracts the liquid metal polishing fluid in polishing trough by polishing fluid delivery pipe and is sprayed on the polished surface of polishing wheel by spray head；The utility model polishes workpiece by the metal ion in polishing metal liquid, and metal-polishing liquid can polish subtleer surface, and the polishing precision of acquisition is higher；The liquid metal polishing fluid in polishing trough is heated by the way that heating device is arranged in polishing trough, the activity of the metal ion in liquid metal polishing fluid is improved, enhances whole polishing efficiency.
Description
Technical field
The utility model relates to the technical fields of liquid metal polishing, more specifically, more particularly to a kind of spherical throwing
Light fine grinding device.
Background technique
Optical system is widely used in military affairs, space flight, nuclear energy and important industrial circle.With modern section
The development of technology, it is also higher and higher to the optical element requirement being applied in various optical systems, it is desirable that most throughout one's life
The optical element of production has high surface figure accuracy, good surface quality and reduces sub-surface damage to the greatest extent.Surface figure accuracy is higher, at
Image quality amount is better；Surface is more smooth, and light scattering is fewer；Sub-surface damage is lower, and the probability destroyed in high-energy applications is just smaller.Light
The performance for learning element depends greatly on its manufacturing process.In general, the manufacture of optical element include milling molding,
Grinding, 3 procedures of polishing, polishing determine the final optical surface quality of part.
China's optical element is final precise polished mainly using traditional polishing method at present: in the polishing of relative motion
Polishing powder is added between mould and workpiece, makes to polish abrasive grain and workpiece is scraped, is squeezed etc. to realize processing.This traditional polishing
Method is very strong to the skill dependence of worker itself, and production efficiency is low, the process-cycle is long, optical surface is easily made to generate destruction layer
And metamorphic layer, processing quality are not readily available guarantee, have a great impact to the optical property of optical element.
And for spherical, traditional polishing seriously affects the polishing of spherical it is even more impossible to realize that high-precision polishes
Quality.
Utility model content
Utility model aims to solve existing conventional polishing process when polishing to spherical to worker from
Body skill dependence is strong, production efficiency is low, the process-cycle is long and is easy that optical surface is made to lead to the problem of destruction layer and metamorphic layer,
Propose a kind of spherical polished finiss device high in machining efficiency, machining accuracy is high.
The utility model achieves the above object through the following technical schemes: a kind of spherical polished finiss device, including
Liquid metal pump, polishing fluid delivery pipe, spray head, workpiece spindle, liquid metal polishing fluid, workpiece, heater strip, negative electrode, positive electrode,
Polishing trough, polishing wheel, polishing wheel drive unit and work piece actuating device, the polishing wheel are stood in the polishing trough, polishing trough
Liquid metal polishing fluid is inside filled, the entrance of liquid metal pump is connected in liquid metal polishing fluid by polishing fluid delivery pipe,
The outlet of liquid metal pump connects spray head by liquid metal polishing fluid input pipe, and the side of polishing wheel and spray head is arranged in spray head
The polished surface of face polishing wheel passes through the liquid metal that polishing fluid delivery pipe extracts in polishing trough when liquid metal pump work and throws
Light liquid is simultaneously sprayed on the polished surface of polishing wheel by spray head；The polishing wheel drive unit connects polishing wheel and drives polishing
Wheel rotates in perpendicular；The workpiece spindle is arranged right above polishing wheel, and the bottom of workpiece spindle connects workpiece, artifact-driven
Device connects workpiece spindle and by driving the rotation of workpiece spindle rotate driving workpiece and swing；The polishing wheel is internally provided with negative electricity
Pole is provided with positive electrode on workpiece spindle, spray head is sprayed onto the liquid metal on polishing wheel when positive electrode and negative electrode work and is thrown
Adsorption of metal ions in light liquid is in polishing wheel surface.
Further, heating device is provided in the polishing trough.
Further, the heating device is heating wire, and one is each provided at left and right sides of polishing trough.
Further, the temperature for detecting liquid metals polishing fluid temperature in polishing trough is additionally provided in the polishing trough
Sensor.
Further, the liquid metal in the liquid metal polishing fluid is one of gallium ion, rubidium ion, cesium ion
Or several compound.
A kind of spherical polished finiss method, includes the following steps:
Step 1: by adjusting the heater strip inside polishing trough is arranged in, adjusting the temperature of liquid metal polishing fluid, so that
The temperature of liquid metal polishing fluid is greater than fusing point, but is no more than 10 DEG C of its fusing point；
Step 2: adjustment polishing fluid delivery pipe and nozzle position make the polishing contact surface of spray head face workpiece and polishing wheel,
Start liquid metal pump, on the polishing contact surface for being sprayed onto liquid metal polishing fluid between workpiece and polishing wheel；
Step 3: being mounted on workpiece spindle lower surface for workpiece, and positive electrode, polishing wheel middle part are installed between workpiece spindle and workpiece
Equipped with negative electrode, the voltage between positive and negative electrode is adjusted, assembles liquid metal polishing fluid to the center of polishing wheel, starts workpiece
Axis makes workpiece spindle rotate and swing by work piece actuating device, and workpiece contacts under the action of workpiece spindle with the surface of polishing wheel,
The liquid metal polishing fluid of polishing wheel surface polishes workpiece surface, realizes the uniform polish processing of workpiece；
Step 4: until after the polishing of entire workpiece, liquid metal pump and work piece actuating device are closed.
The utility model has the beneficial effects that:
(1) the utility model polishes workpiece by the metal ion in polishing metal liquid, and metal-polishing liquid can be with
Subtleer surface is polished, the polishing precision of acquisition is higher.
(2) the utility model carries out the liquid metal polishing fluid in polishing trough by the way that heating device is arranged in polishing trough
Heating improves the activity of the metal ion in liquid metal polishing fluid, enhances whole polishing efficiency.
(3) the utility model passes through the temperature sensor being arranged in polishing trough and carries out to the temperature of liquid metal polishing fluid
Detection, and it is able to carry out feedback control, keep the temperature of liquid metal polishing fluid constant, so that stable processing effect is obtained,
Improve the uniformity of surface processing.
(4) the utility model is combined by the rotation of polishing wheel with the rotation of workpiece, can be realized curved surface any angle
Without dead angle polish.
Detailed description of the invention
Fig. 1 is the schematic cross-sectional view of the utility model spherical polished finiss device.
In figure, 1- liquid metal pump, 2- polishing fluid delivery pipe, 3- spray head, 4- workpiece, 5- workpiece spindle, 6- positive electrode, 7- are negative
Electrode, 8- polishing wheel, 9- polishing trough, 10- liquid metal polishing fluid, 11- heater strip.
Specific embodiment
The utility model is described in further detail with reference to the accompanying drawing:
As shown in Figure 1, a kind of spherical polished finiss device, including liquid metal pump 1, polishing fluid delivery pipe 2, spray head 3,
Workpiece spindle 5, liquid metal polishing fluid 10, workpiece 4, heater strip 11, negative electrode 7, positive electrode 6, polishing trough 9, polishing wheel 8, polishing
Wheel drive unit and work piece actuating device are wherein polishing wheel drive unit is the combination of traditional servo motor and shaft coupling
The powered rotation of polishing wheel, work piece actuating device are the combination of Workpiece rotating device and Three Degree Of Freedom lathe, are workpiece
Rotation and the movement of workpiece provide power.
The polishing wheel 8 is stood in the polishing trough 9, and liquid metal polishing fluid 10 is filled in polishing trough 9, polishing wheel 8
Lower surface is not immersed in liquid metal polishing fluid 10.The entrance of liquid metal pump 1 is connected to liquid by polishing fluid delivery pipe 2
In metal-polishing liquid 10, the outlet of liquid metal pump 1 connects spray head 3 by 10 input pipe of liquid metal polishing fluid, and spray head 3 is arranged
In the side of polishing wheel 8 and the polished surface of 3 face polishing wheel 8 of spray head, pass through polishing fluid delivery pipe when liquid metal pump 1 works
2 extract the liquid metal polishing fluid 10 in polishing troughs 9 and are sprayed on the polished surface of polishing wheel 8 by spray head 3；Polishing wheel 8
On 10 source of liquid metal polishing fluid be only limitted to the sprinkling of spray head, rather than polishing wheel 8 is immersed in liquid metal polishing fluid 10
When bring liquid metal polishing fluid 10, can guarantee the stability and throwing in 10 source of liquid metal polishing fluid when processing in this way
The uniformity of liquid metal-polishing liquid 10 on halo 8, to guarantee the uniformity of polishing.
The polishing wheel drive unit connects polishing wheel 8 and polishing wheel 8 is driven to rotate in perpendicular；The workpiece spindle
Right above polishing wheel 8, the bottom of workpiece spindle 5 connects workpiece 4 for 5 settings, and work piece actuating device connection workpiece spindle 5 simultaneously passes through drive
5 rotate driving workpiece of workpiece spindle, 4 rotation and swing；The polishing wheel 8 is internally provided with negative electrode 7, is provided with just on workpiece spindle 5
Electrode 6, positive electrode 6 and negative electrode 7 form electric field when working, the liquid metal polishing fluid 10 spray head 3 being sprayed on polishing wheel 8
In adsorption of metal ions on 8 surface of polishing wheel.
Heating device is provided in the polishing trough 9；The heating device is heating wire, and in the left and right of polishing trough 9
Two sides are each provided with one, and the temperature for detecting liquid metals polishing fluid temperature in polishing trough 9 is additionally provided in the polishing trough 9
Spend sensor.
Liquid metal in the liquid metal polishing fluid 10 is one or more of gallium ion, rubidium ion, cesium ion
Compound.Liquid metal typically refers to the alloy functional material being in a liquid state at normal temperature, if fusing point is in 30 DEG C of metals below
And its alloy material, it is also included within the low melting point alloy being in a liquid state in 40 DEG C~300 DEG C operation temperature areas.
A kind of spherical polished finiss method carried out using above-mentioned apparatus, is included the following steps:
Step 1: by adjusting the heater strip 11 being arranged in inside polishing trough 9, the temperature of liquid metal polishing fluid 10 is adjusted
Degree so that the temperature of liquid metal polishing fluid 10 is greater than fusing point, but is no more than 10 DEG C of its fusing point；
Step 2: adjustment polishing fluid delivery pipe 2 and 3 position of spray head connect the polishing of 3 face workpiece 4 of spray head and polishing wheel 8
Contacting surface starts liquid metal pump 1, the polishing contact surface for being sprayed onto liquid metal polishing fluid 10 between workpiece 4 and polishing wheel 8
On；
Step 3: being mounted on 5 lower surface of workpiece spindle for workpiece 4, and positive electrode 6, polishing are installed between workpiece spindle 5 and workpiece 4
8 middle part of wheel is equipped with negative electrode 7, adjusts the voltage between positive and negative electrode 7, makes liquid metal polishing fluid 10 to the center of polishing wheel 8
Aggregation, start workpiece spindle 5, by work piece actuating device make workpiece spindle 5 rotate and swing, workpiece 4 under the action of workpiece spindle 5 with
The surface of polishing wheel 8 contacts, and the liquid metal polishing fluid 10 on 8 surface of polishing wheel polishes 4 surface of workpiece, realizes workpiece 4
Uniform polish processing；
Step 4: until after the polishing of entire workpiece 4, liquid metal pump 1 and work piece actuating device are closed.
Above-described embodiment is the preferred embodiment of the utility model, is not the limit to technical solutions of the utility model
System, as long as being regarded as falling into without the technical solution that creative work can be realized on the basis of the above embodiments
In the rights protection scope of the utility model patent.
Claims (5)
1. a kind of spherical polished finiss device, it is characterised in that: including liquid metal pump (1), polishing fluid delivery pipe (2), spray
Head (3), liquid metal polishing fluid (10), workpiece (4), heater strip (11), negative electrode (7), positive electrode (6), is thrown workpiece spindle (5)
Light slot (9), polishing wheel (8), polishing wheel drive unit and work piece actuating device, the polishing wheel (8) are stood in the polishing trough (9)
It is interior, it is filled liquid metal polishing fluid (10) in polishing trough (9), the entrance of liquid metal pump (1) is connected by polishing fluid delivery pipe (2)
It is connected in liquid metal polishing fluid (10), the outlet of liquid metal pump (1) is connected by liquid metal polishing fluid (10) input pipe
Spray head (3), spray head (3) are arranged in the side of polishing wheel (8) and the polished surface of spray head (3) face polishing wheel (8), liquid metal
The liquid metal polishing fluid (10) in polishing trough (9) is extracted by polishing fluid delivery pipe (2) when pump (1) work and passes through spray head
(3) it is sprayed on the polished surface of polishing wheel (8)；The polishing wheel drive unit connects polishing wheel (8) and drives polishing wheel (8)
It rotates in perpendicular；Right above polishing wheel (8), the bottom of workpiece spindle (5) connects workpiece for workpiece spindle (5) setting
(4), work piece actuating device connects workpiece spindle (5) and by driving workpiece spindle (5) rotate driving workpiece (4) rotation and swing；Institute
It states polishing wheel (8) to be internally provided with negative electrode (7), be provided on workpiece spindle (5) positive electrode (6), positive electrode (6) and negative electrode
(7) adsorption of metal ions in liquid metal polishing fluid (10) that spray head (3) is sprayed on polishing wheel (8) is being polished when working
Take turns (8) surface.
2. a kind of spherical polished finiss device according to claim 1, it is characterised in that: set in the polishing trough (9)
It is equipped with heating device.
3. a kind of spherical polished finiss device according to claim 2, it is characterised in that: the heating device is electricity
Heated filament, and one is each provided at left and right sides of polishing trough (9).
4. a kind of spherical polished finiss device according to claim 3, it is characterised in that: in the polishing trough (9) also
It is provided with the temperature sensor for detecting the interior liquid metals polishing fluid temperature of polishing trough (9).
5. a kind of spherical polished finiss device according to claim 1, it is characterised in that: the liquid metal polishing fluid
(10) liquid metal in is the compound of one or more of gallium ion, rubidium ion, cesium ion.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820762160.3U CN208246423U (en) | 2018-05-21 | 2018-05-21 | A kind of spherical polished finiss device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820762160.3U CN208246423U (en) | 2018-05-21 | 2018-05-21 | A kind of spherical polished finiss device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208246423U true CN208246423U (en) | 2018-12-18 |
Family
ID=66480871
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820762160.3U Expired - Fee Related CN208246423U (en) | 2018-05-21 | 2018-05-21 | A kind of spherical polished finiss device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208246423U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108406451A (en) * | 2018-05-21 | 2018-08-17 | 浙江工业大学 | A kind of spherical polished finiss device and method |
| CN112077728A (en) * | 2020-09-30 | 2020-12-15 | 天津职业技术师范大学(中国职业培训指导教师进修中心) | Sphere surface machining device |
-
2018
- 2018-05-21 CN CN201820762160.3U patent/CN208246423U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108406451A (en) * | 2018-05-21 | 2018-08-17 | 浙江工业大学 | A kind of spherical polished finiss device and method |
| CN108406451B (en) * | 2018-05-21 | 2024-05-14 | 浙江工业大学 | Spherical surface polishing and fine grinding device and method |
| CN112077728A (en) * | 2020-09-30 | 2020-12-15 | 天津职业技术师范大学(中国职业培训指导教师进修中心) | Sphere surface machining device |
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20181218 |
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| CF01 | Termination of patent right due to non-payment of annual fee |