CN108274308A - A kind of titanium alloy rotation body surface insulation mirror polishing method - Google Patents
A kind of titanium alloy rotation body surface insulation mirror polishing method Download PDFInfo
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- CN108274308A CN108274308A CN201810069034.4A CN201810069034A CN108274308A CN 108274308 A CN108274308 A CN 108274308A CN 201810069034 A CN201810069034 A CN 201810069034A CN 108274308 A CN108274308 A CN 108274308A
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- titanium alloy
- rotation body
- body surface
- alloy rotation
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B1/00—Processes of grinding or polishing; Use of auxiliary equipment in connection with such processes
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
- B23P15/00—Making specific metal objects by operations not covered by a single other subclass or a group in this subclass
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- Finish Polishing, Edge Sharpening, And Grinding By Specific Grinding Devices (AREA)
Abstract
The invention discloses a kind of titanium alloy rotation body surface insulation mirror polishing method, this method includes：One, smart car is carried out to titanium alloy rotation body surface face using lathe；Two, the titanium alloy rotation body surface face after smart car is roughly ground using skive；Three, the titanium alloy rotation body surface face after corase grinding is refined using skive；Four, rough polishing is carried out to the titanium alloy rotation body surface face after fine grinding using canvas wheel and diamond polishing cream；Five, finishing polish is carried out to the titanium alloy rotation body surface face after rough polishing using wool wheel.Finishing processing and mechanical polishing are combined by the present invention, utilize the intrinsic smart car technique of titanium alloy rotation body, reduce the roughness in titanium alloy rotation body surface face, reduce the difficulty of subsequent mechanical polishing, roughness Ra≤0.02 μm for making titanium alloy rotation body surface face has reached complete mirror effect, reduces the use type of polishing wheel and antiscuffing paste, polishing step is shortened, polishing efficiency is improved.
Description
Technical field
The invention belongs to the polishing technology fields of titanium alloy surface, and in particular to a kind of titanium alloy rotation body surface insulation use
Mirror polishing method.
Background technology
Titanium alloy in aerospace, biology because with characteristics such as good specific strength, corrosion resistance and high temperature resistances, curing
The fields such as, naval vessel, electronics have been more and more widely used.In titanium alloy application process, it is often necessary to titanium alloy
Surface is processed by shot blasting, to improve the glossiness of titanium alloy surface or repair the scratch of titanium alloy surface.In aerospace
When applying extra-high voltage generation highfield to titanium alloy workpiece surface in field, arc is beaten in order to prevent and is had to titanium alloy workpiece
Surface is processed by shot blasting, and requires titanium alloy workpiece surface roughness Ra≤0.02 μm after polishing, to play the work of insulation
With.Since the hardness of titanium alloy is not high, adhesive wear easily occurs for when polishing, and the thermal coefficient of titanium alloy is small, in process
The heat of generation is difficult to discharge, and causes its polishing process difficult.
Current main polishing method has chemical polishing and mechanical polishing.Chemical polishing is related to the preparation of electrolyte, but
In common electrolyte often containing sulfuric acid, hydrofluoric acid, perchloric acid, ethers and methanol etc. it is larger to human body and environmental hazard at
Point, and chemical polishing cannot eliminate the surface defects such as cut, deep point, can not carry out the uniform polish of large area.Utilize machine
The even surface that tool polishes to obtain metal is most common polishing method, but general mechanical polishing be suitable for more smooth and workpiece compared with
It the defects of small surface, and polish and only serve decoration function, the luminosity of workpiece masks local cut when polishing, is unable to reach
The requirement of surface roughness Ra≤0.02 μm of entire workpiece.
A kind of surface of metal titanium mirror polishing method is disclosed in the patent of invention of Authorization Notice No. CN103273384B, it should
Method successively use nylon wheel, sisal+wax, buckle cotton piece buff+wax and woven fabric wheel+wax respectively to titanium workpiece surface carry out twice roughly grind,
Polishing, twice light extraction and a letter out twice, make titanium or titanium alloy surface reach the mirror light effect of 85% or more 304# stainless steels,
But this method is repeatedly polished using a variety of polishing wheels and wax, and process is lengthy and tedious, inconvenient, needs to frequently replace polishing wheel,
Greatly reduce polishing efficiency.
Invention content
Technical problem to be solved by the present invention lies in view of the above shortcomings of the prior art, provide a kind of titanium alloy time
Rotor surface insulation mirror polishing method.Finishing processing and mechanical polishing are combined by this method, and titanium alloy rotation is utilized
The intrinsic finishing processing technique of body, reduces the roughness in titanium alloy rotation body surface face, reduces the difficulty of subsequent mechanical polishing,
Final roughness Ra≤0.02 μm for making titanium alloy rotation body surface face, has reached complete mirror effect, and reduce polishing wheel and
The use type of antiscuffing paste, shortens polishing step, improves polishing efficiency.
In order to solve the above technical problems, the present invention provides a kind of titanium alloy rotation body surface insulation mirror finish sides
Method, which is characterized in that this approach includes the following steps：
Step 1: carrying out smart car to titanium alloy rotation body surface face using lathe, make the roughness in titanium alloy rotation body surface face
Ra=0.6 μm；
Step 2: being roughly ground to the titanium alloy rotation body surface face in step 1 after smart car using skive, make
Roughness Ra=0.4 μm in titanium alloy rotation body surface face；
Step 3: being refined to the titanium alloy rotation body surface face in step 2 after corase grinding using skive, make
Roughness Ra=0.2 μm in titanium alloy rotation body surface face；
Step 4: using canvas wheel and diamond polishing cream to the titanium alloy rotation body surface face in step 3 after fine grinding into
Row rough polishing makes roughness Ra=0.08 μm in titanium alloy rotation body surface face；
Step 5: carrying out finishing polish to the titanium alloy rotation body surface face in step 4 after rough polishing using wool wheel, make
Roughness Ra≤0.02 μm in titanium alloy rotation body surface face.
Above-mentioned a kind of titanium alloy rotation body surface insulation mirror polishing method, which is characterized in that described in step 1
During smart car the rotating speed of titanium alloy rotation body be 100r/min~300r/min, the lathe depth of cut be 0.01mm~
0.03mm, the lathe tool used is steel alloy material.
Above-mentioned a kind of titanium alloy rotation body surface insulation mirror polishing method, which is characterized in that described in step 2
The granularity of skive is the mesh of 300 mesh~500, during the corase grinding rotating speed of skive be 1500r/min~
2000r/min, the depth of cut of skive are 0.02mm~0.05mm, the rotating speed of titanium alloy rotation body be 40r/min~
60r/min。
Above-mentioned a kind of titanium alloy rotation body surface insulation mirror polishing method, which is characterized in that described in step 3
The granularity of skive is the mesh of 600 mesh~800, during the corase grinding rotating speed of skive be 1500r/min~
2000r/min, the depth of cut of skive are 0.01mm~0.03mm, the rotating speed of titanium alloy rotation body be 40r/min~
60r/min。
Above-mentioned a kind of titanium alloy rotation body surface insulation mirror polishing method, which is characterized in that described in step 4
The rotating speed of canvas wheel is 2000r/min~2500r/min during rough polishing, and the rotating speed of titanium alloy rotation body is 100r/min
The specification of~200r/min, the diamond polishing cream are W0.5.
Above-mentioned a kind of titanium alloy rotation body surface insulation mirror polishing method, which is characterized in that described in step 5
The rotating speed of wool wheel is not less than 3000r/min during finishing polish.
Compared with the prior art, the present invention has the following advantages：
1, finishing processing and mechanical polishing are combined by the present invention, make the thick of titanium alloy rotation body surface face by smart car first
Ra=0.6 μm of rugosity takes full advantage of the intrinsic processing technology of titanium alloy rotation body, is ensureing the same of titanium alloy rotation body size
When, the roughness in titanium alloy rotation body surface face is reduced, the difficulty of subsequent mechanical polishing is reduced, then uses diamond successively
Grinding wheel, canvas wheel+diamond polishing cream and wool wheel roughly grind titanium alloy rotation body surface face, quiet mill, rough polishing and essence are thrown
Light eliminates tool marks and damage that finishing processing leaves, and streakline and cut caused by step process, have gradually reduced titanium before having modified
The roughness of alloy revolving body surface, has reached complete mirror effect, finally makes the roughness in titanium alloy rotation body surface face
Ra≤0.02 μm reduces the use type of polishing wheel and antiscuffing paste, shortens polishing step, improve polishing efficiency.
2, the level index that the present invention is polished using the roughness in titanium alloy rotation body surface face as in per procedure, to control
The quality polished is made, it is more accurate and effective compared with by the conventional method of index of the technological parameter of polishing, it is easier to realize certainly
Dynamic metaplasia production, is also easier to realize the standardization control to quality of finish.
3, polishing method of the invention improves throwing while so that titanium alloy rotation body surface face is reached complete mirror effect
The uniformity of light quality avoids the skimble-scamble phenomenon of quality of finish caused by polishing area increases, it is larger to be suitable for workpiece
Titanium alloy rotation body.
Below by embodiment, the present invention is described in further detail.
Specific implementation mode
Embodiment 1
The present embodiment includes the following steps：
Step 1: carrying out smart car to TC4 titanium alloy rotation body surfaces face using lathe, make TC4 titanium alloy rotation body surfaces face
Roughness Ra=0.6 μm；The rotating speed of TC4 titanium alloy rotations body is 100r/min during the smart car, and the lathe depth of cut is
0.03mm, the lathe tool used is steel alloy material；
Step 2: the TC4 titanium alloy rotation body surfaces face in step 1 after smart car is roughly ground using skive,
Make roughness Ra=0.4 μm in TC4 titanium alloy rotation body surfaces face；The granularity of the skive is 300 mesh, the corase grinding
The rotating speed of skive is 1500r/min in the process, and the depth of cut of skive is 0.02mm, TC4 titanium alloy rotation bodies
Rotating speed be 40r/min；
Step 3: the TC4 titanium alloy rotation body surfaces face in step 2 after corase grinding is refined using skive,
Make roughness Ra=0.2 μm in TC4 titanium alloy rotation body surfaces face；The granularity of the skive is 600 mesh, the corase grinding
The rotating speed of skive is 1500r/min in the process, and the depth of cut of skive is 0.01mm, TC4 titanium alloy rotation bodies
Rotating speed be 40r/min；
Step 4: using canvas wheel and diamond polishing cream to the TC4 titanium alloy rotation body surfaces in step 3 after fine grinding
Face carries out rough polishing, makes roughness Ra=0.08 μm in TC4 titanium alloy rotation body surfaces face；Canvas wheel during the rough polishing
Rotating speed be 2000r/min, the rotating speeds of TC4 titanium alloy rotation bodies is 100r/min, and the specification of the diamond polishing cream is
W0.5；
Step 5: finishing polish is carried out to the TC4 titanium alloy rotation body surfaces face in step 4 after rough polishing using wool wheel,
It is 0.02 μm to make the roughness Ra in TC4 titanium alloy rotation body surfaces face；The rotating speed of wool wheel is during the finishing polish
3000r/min。
Embodiment 2
The present embodiment includes the following steps：
Step 1: carrying out smart car to TC6 titanium alloy rotation body surfaces face using lathe, make TC6 titanium alloy rotation body surfaces face
Roughness Ra=0.6 μm；The rotating speed of TC6 titanium alloy rotations body is 200r/min during the smart car, and the lathe depth of cut is
0.02mm, the lathe tool used is steel alloy material；
Step 2: the TC6 titanium alloy rotation body surfaces face in step 1 after smart car is roughly ground using skive,
Make roughness Ra=0.4 μm in TC6 titanium alloy rotation body surfaces face；The granularity of the skive is 400 mesh, the corase grinding
The rotating speed of skive is 1750r/min in the process, and the depth of cut of skive is 0.03mm, TC6 titanium alloy rotation bodies
Rotating speed be 50r/min；
Step 3: the TC6 titanium alloy rotation body surfaces face in step 2 after corase grinding is refined using skive,
Make roughness Ra=0.2 μm in TC6 titanium alloy rotation body surfaces face；The granularity of the skive is 700 mesh, the corase grinding
The rotating speed of skive is 1750r/min in the process, and the depth of cut of skive is 0.02mm, TC6 titanium alloy rotation bodies
Rotating speed be 50r/min；
Step 4: using canvas wheel and diamond polishing cream to the TC6 titanium alloy rotation body surfaces in step 3 after fine grinding
Face carries out rough polishing, makes roughness Ra=0.08 μm in TC6 titanium alloy rotation body surfaces face；Canvas wheel during the rough polishing
Rotating speed be 2300r/min, the rotating speeds of TC6 titanium alloy rotation bodies is 150r/min, and the specification of the diamond polishing cream is
W0.5；
Step 5: finishing polish is carried out to the TC6 titanium alloy rotation body surfaces face in step 4 after rough polishing using wool wheel,
It is 0.019 μm to make the roughness Ra in TC6 titanium alloy rotation body surfaces face；The rotating speed of wool wheel is during the finishing polish
3100r/min。
Embodiment 3
The present embodiment includes the following steps：
Step 1: carrying out smart car to TC11 titanium alloy rotation body surfaces face using lathe, make TC11 titanium alloy rotation body surfaces face
Roughness Ra=0.6 μm；The rotating speed of TC11 titanium alloy rotations body is 300r/min, the lathe depth of cut during the smart car
For 0.01mm, the lathe tool used is steel alloy material；
Step 2: being carried out to the TC11 titanium alloy rotation body surfaces face in step 1 after smart car using skive thick
Mill, makes roughness Ra=0.4 μm in TC11 titanium alloy rotation body surfaces face；The granularity of the skive is 500 mesh, described thick
The rotating speed of skive is 2000r/min during mill, and the depth of cut of skive is 0.05mm, and TC11 titanium alloys return
The rotating speed of swivel is 60r/min；
Step 3: carrying out essence to the TC11 titanium alloy rotation body surfaces face in step 2 after corase grinding using skive
Mill, makes roughness Ra=0.2 μm in TC11 titanium alloy rotation body surfaces face；The granularity of the skive is 800 mesh, described thick
The rotating speed of skive is 2000r/min during mill, and the depth of cut of skive is 0.03mm, and TC11 titanium alloys return
The rotating speed of swivel is 60r/min；
Step 4: using canvas wheel and diamond polishing cream to the TC11 titanium alloy rotation body surfaces in step 3 after fine grinding
Face carries out rough polishing, makes roughness Ra=0.08 μm in TC11 titanium alloy rotation body surfaces face；Canvas during the rough polishing
The rotating speed of wheel is 2500r/min, and the rotating speed of TC11 titanium alloy rotation bodies is 200r/min, and the specification of the diamond polishing cream is
W0.5；
Step 5: carrying out smart throwing to the TC11 titanium alloy rotation body surfaces face in step 4 after rough polishing using wool wheel
Light, it is 0.017 μm to make the roughness Ra in TC11 titanium alloy rotation body surfaces face；The rotating speed of wool wheel is during the finishing polish
3200r/min。
The above is only presently preferred embodiments of the present invention, is not imposed any restrictions to the present invention.It is every according to invention skill
Art essence still falls within technical solution of the present invention to any simple modification, change and equivalence change made by above example
Protection domain in.
Claims (6)
1. a kind of titanium alloy rotation body surface insulation mirror polishing method, which is characterized in that this approach includes the following steps：
Step 1: carry out smart car to titanium alloy rotation body surface face using lathe, make the roughness Ra in titanium alloy rotation body surface face=
0.6μm；
Step 2: being roughly ground to the titanium alloy rotation body surface face in step 1 after smart car using skive, titanium is made to close
Roughness Ra=0.4 μm of golden revolving body surface；
Step 3: being refined to the titanium alloy rotation body surface face in step 2 after corase grinding using skive, titanium is made to close
Roughness Ra=0.2 μm of golden revolving body surface；
Step 4: being carried out to the titanium alloy rotation body surface face in step 3 after fine grinding using canvas wheel and diamond polishing cream thick
Polishing, makes roughness Ra=0.08 μm in titanium alloy rotation body surface face；
Step 5: carrying out finishing polish to the titanium alloy rotation body surface face in step 4 after rough polishing using wool wheel, titanium is made to close
Roughness Ra≤0.02 μm of golden revolving body surface.
2. a kind of titanium alloy rotation body surface insulation mirror polishing method according to claim 1, which is characterized in that step
The rotating speed of titanium alloy rotation body is 100r/min~300r/min during smart car described in rapid one, and the lathe depth of cut is
0.01mm~0.03mm, the lathe tool used is steel alloy material.
3. a kind of titanium alloy rotation body surface insulation mirror polishing method according to claim 1, which is characterized in that step
The granularity of skive described in rapid two is the mesh of 300 mesh~500, and the rotating speed of skive is during the corase grinding
The depth of cut of 1500r/min~2000r/min, skive are 0.02mm~0.05mm, and the rotating speed of titanium alloy rotation body is
40r/min~60r/min.
4. a kind of titanium alloy rotation body surface insulation mirror polishing method according to claim 1, which is characterized in that step
The granularity of skive described in rapid three is the mesh of 600 mesh~800, and the rotating speed of skive is during the corase grinding
The depth of cut of 1500r/min~2000r/min, skive are 0.01mm~0.03mm, and the rotating speed of titanium alloy rotation body is
40r/min~60r/min.
5. a kind of titanium alloy rotation body surface insulation mirror polishing method according to claim 1, which is characterized in that step
The rotating speed of canvas wheel is 2000r/min~2500r/min, the rotating speed of titanium alloy rotation body during rough polishing described in rapid four
Specification for 100r/min~200r/min, the diamond polishing cream is W0.5.
6. a kind of titanium alloy rotation body surface insulation mirror polishing method according to claim 1, which is characterized in that step
The rotating speed of wool wheel is not less than 3000r/min during finishing polish described in rapid five.
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110328129A (en) * | 2019-07-17 | 2019-10-15 | 大亚车轮制造有限公司 | The technique of the erosion of aluminum-alloy wheel painting anticorrosion and mirror surface |
| CN110576393A (en) * | 2018-07-19 | 2019-12-17 | 蓝思科技（长沙）有限公司 | Integrated processing jig and method thereof |
| CN111331436A (en) * | 2020-04-09 | 2020-06-26 | 东莞市逸昊金属材料科技有限公司 | Polishing method of amorphous alloy |
| CN112476097A (en) * | 2020-10-22 | 2021-03-12 | 山东道普安制动材料有限公司 | Processing method of end face of carbon-ceramic brake disc |
| CN113305740A (en) * | 2021-05-13 | 2021-08-27 | 上海交通大学 | Method for improving surface smoothness of artificial joint casting |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110576393A (en) * | 2018-07-19 | 2019-12-17 | 蓝思科技（长沙）有限公司 | Integrated processing jig and method thereof |
| CN110328129A (en) * | 2019-07-17 | 2019-10-15 | 大亚车轮制造有限公司 | The technique of the erosion of aluminum-alloy wheel painting anticorrosion and mirror surface |
| CN111331436A (en) * | 2020-04-09 | 2020-06-26 | 东莞市逸昊金属材料科技有限公司 | Polishing method of amorphous alloy |
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| CN113305740A (en) * | 2021-05-13 | 2021-08-27 | 上海交通大学 | Method for improving surface smoothness of artificial joint casting |
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