CN110340745A - It is ceramic-lined in a kind of metal acetabulum to use magnetorheological polishing machine - Google Patents
It is ceramic-lined in a kind of metal acetabulum to use magnetorheological polishing machine Download PDFInfo
- Publication number
- CN110340745A CN110340745A CN201910648687.2A CN201910648687A CN110340745A CN 110340745 A CN110340745 A CN 110340745A CN 201910648687 A CN201910648687 A CN 201910648687A CN 110340745 A CN110340745 A CN 110340745A
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- China
- Prior art keywords
- lined
- ceramic
- millstone
- sun gear
- star wheel
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- 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.)
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B1/00—Processes of grinding or polishing; Use of auxiliary equipment in connection with such processes
- B24B1/005—Processes of grinding or polishing; Use of auxiliary equipment in connection with such processes using a magnetic polishing agent
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B41/00—Component parts such as frames, beds, carriages, headstocks
- B24B41/06—Work supports, e.g. adjustable steadies
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B47/00—Drives or gearings; Equipment therefor
-
- 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
- B24B57/00—Devices for feeding, applying, grading or recovering grinding, polishing or lapping agents
- B24B57/02—Devices for feeding, applying, grading or recovering grinding, polishing or lapping agents for feeding of fluid, sprayed, pulverised, or liquefied grinding, polishing or lapping agents
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Finish Polishing, Edge Sharpening, And Grinding By Specific Grinding Devices (AREA)
Abstract
Magnetorheological polishing machine is used the invention discloses ceramic-lined in a kind of metal acetabulum, upper millstone and lower millstone is relatively fixed is arranged on the rack, sun gear and erratic star wheel are arranged between upper millstone and lower millstone, wherein sun gear is rotatably arranged on lower millstone center, erratic star wheel has at least one, erratic star wheel and sun gear external toothing, internal gear is rotatably arranged in rack, internal gear and erratic star wheel internal messing, several putting holes are provided on sun gear and erratic star wheel, coil is equipped on upper millstone and lower millstone, filled with Magnetorheologicai polishing liquid between upper millstone and lower millstone.The invention has the advantages that ceramic-lined in metal acetabulum to be processed can be polished by upper and lower Magnetorheologicai polishing liquid, it is ceramic-lined in metal acetabulum to be processed during burnishing also can rotation, to be polished comprehensively, present apparatus structure is simple, become solid-state form by magnetic fields using Magnetorheologicai polishing liquid to polish to ceramic-lined in metal acetabulum, quality of finish is high, at low cost.
Description
Technical field
Magnetorheological polishing machine is used the present invention relates to ceramic-lined in a kind of metal acetabulum.
Background technique
Joint damage caused by arthropathy caused by human diseases or contingency destroys the normal function of human synovial
Can, very big inconvenience is brought to the life and work of patient.According to statistics, receive the people of artificial hip replacement surgery every year both at home and abroad
Number nearly has 1,000,000 person-times, these patients have restored walking ability by artificial hip joint replacing operation again.Human body hip closes
Section is a kind of joint of spherical shape, comprising a spherical femoral head and one like bowl-shape acetabular bone.In spherical surface layer and bowl
Surface layer is covered by smooth cartilage, and synovial bursa film secreting mucus makes friction be reduced to minimum；And artificial femoral articulation simulates human body hip
Joint structure is made of mortar cup, liner and bulb.The finishing degree on metal acetabular bone of artificial hip joint surface is to cell adhesion, wear-resisting
Property, resistance to corrosion in body fluid performance have positive influence.Artificial hip joint material should have good biocompatibility and stability, high-strength
Degree, high-plasticity and high fatigue property, excellent corrosion resistance and wearability.Titanium alloy has good corrosion resistance and biology
Compatibility has widely utilized in field of biomedicine metal acetabular bone of artificial hip joint implantation material.But artificial hip joint metal hip
Mortar surface is mostly complex-curved, its polishing is difficult to meet clinical requirement, efficiency there are quality of finish mainly by manual operations at present
The disadvantages of low, at high cost.
Summary of the invention
Magnetorheological polishing machine is used the purpose of the present invention is to provide ceramic-lined in a kind of metal acetabulum, can effectively solve the problem that
Ceramic-lined quality of finish is difficult to the problem of meeting the requirements in existing metal acetabulum.
In order to solve the above-mentioned technical problem, the present invention is achieved by the following technical solutions: making pottery in a kind of metal acetabulum
Porcelain liner magnetorheological polishing machine, including rack, upper millstone, lower millstone, sun gear, erratic star wheel and internal gear, the upper millstone
With lower millstone is relatively fixed is arranged on the rack, the sun gear and erratic star wheel are arranged between upper millstone and lower millstone,
Middle sun gear is rotatably arranged on lower millstone center, and the erratic star wheel has at least one, erratic star wheel and sun gear external toothing, described interior
Gear is rotatably arranged in rack, the internal gear and erratic star wheel internal messing, is provided on the sun gear and erratic star wheel several
Putting hole is equipped with coil on the upper millstone and lower millstone, filled with Magnetorheologicai polishing liquid between the upper millstone and lower millstone.
Preferably, the lower section of the lower millstone is equipped with collection box.
Preferably, the putting hole and ceramic-lined clearance fit in metal acetabulum to be processed.
Preferably, the inner sidewall of the putting hole is located in the middle part of the position of port or the inner sidewall of putting hole and is equipped at least
Two salient points.
Preferably, the center of the lower millstone is equipped with fixing pipe straight down, and the center of the sun gear is equipped with insertion
Bull stick in fixing pipe.
Preferably, the erratic star wheel center is equipped with downward projection of pillar, and the pillar is contacted with lower millstone top surface.
Compared with prior art, it the invention has the advantages that driving erratic star wheel revolution and rotation by internal gear, drives simultaneously
Sun gear rotation, allow ceramic-lined in metal acetabulum to be processed therein can be thrown by upper and lower Magnetorheologicai polishing liquid
Light, Magnetorheologicai polishing liquid can switch to solid-state form after by magnetic field, ceramic in metal acetabulum to be processed during burnishing
Liner also can rotation, to be polished comprehensively, present apparatus structure is simple, is become solid by magnetic fields using Magnetorheologicai polishing liquid
State form is polished to ceramic-lined in metal acetabulum, and quality of finish is high, at low cost.
The lower section of the lower millstone is equipped with collection box.For start to be filled with upper millstone lower millstone and sun gear, erratic star wheel it
Between liquid Magnetorheologicai polishing liquid be collected, while polishing complete magnetic field remove after Magnetorheologicai polishing liquid be collected.
Ceramic-lined clearance fit in the putting hole and metal acetabulum to be processed.Convenient for being put into parts to be processed, together
When there is space to allow parts to be processed rotation.
The inner sidewall of the putting hole is located at convex equipped at least two in the middle part of the position of port or the inner sidewall of putting hole
Point.It is supported by the parts to be processed that salient point is put into more, prevents it from falling down completely and contacted with lower millstone.
The center of the lower millstone is equipped with fixing pipe straight down, and the center of the sun gear is equipped in insertion fixing pipe
Bull stick.Guarantee that sun gear can be along own axis, so that sun gear and erratic star wheel be enable normally to rotate.
The erratic star wheel center is equipped with downward projection of pillar, and the pillar is contacted with lower millstone top surface.It is allowed by pillar
Certain space is reserved below erratic star wheel enters Magnetorheologicai polishing liquid.
Detailed description of the invention
Fig. 1 is the ceramic-lined structural schematic diagram with magnetorheological polishing machine in a kind of metal acetabulum of the present invention；
Fig. 2 is the top view after erratic star wheel in the present invention, sun gear, lower millstone and internal gear cooperation.
Specific embodiment
The embodiment of the present invention is described below in detail, examples of the embodiments are shown in the accompanying drawings.Below with reference to
The embodiment of attached drawing description is exemplary, it is intended to is used to explain the present invention, and is not considered as limiting the invention.
In the description of the present invention, it is to be understood that, term " center ", " longitudinal direction ", " transverse direction ", " length ", " width ",
The instructions such as " thickness ", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom" "inner", "outside"
Orientation or positional relationship is to be based on the orientation or positional relationship shown in the drawings, and is merely for convenience of the description present invention and simplification is retouched
It states, rather than the device or element of indication or suggestion meaning must have a particular orientation, be constructed and operated in a specific orientation,
Therefore it is not considered as limiting the invention.
In the present invention unless specifically defined or limited otherwise, term " installation ", " connected ", " connection ", " fixation " etc.
Term shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or integral；It can be mechanical connect
It connects, is also possible to be electrically connected or can communicate each other；It can be directly connected, can also indirectly connected through an intermediary, it can be with
It is the interaction relationship of the connection or two elements inside two elements, unless otherwise restricted clearly.For this field
For those of ordinary skill, the specific meanings of the above terms in the present invention can be understood according to specific conditions.
Refering to fig. 1, Fig. 2 is the ceramic-lined embodiment with magnetorheological polishing machine in a kind of metal acetabulum of the present invention, a kind of
It is ceramic-lined in metal acetabulum to use magnetorheological polishing machine, including rack, upper millstone 1, lower millstone 6, sun gear 5, erratic star wheel 9 and interior
Gear 4, the upper millstone 1 and lower millstone 6 is relatively fixed is arranged on the rack, the sun gear 5 and erratic star wheel 9 are arranged at
Between mill 1 and lower millstone 6, wherein sun gear 5 is rotatably arranged on 6 center of lower millstone, and the erratic star wheel 9 has at least one, trip
Star-wheel 9 and 5 external toothing of sun gear, the internal gear 4 are rotatably arranged in rack, the internal gear 4 and 9 internal messing of erratic star wheel,
It is provided with several putting holes 7 on the sun gear 5 and erratic star wheel 9, coil 2, institute are equipped on the upper millstone 1 and lower millstone 6
It states between upper millstone 1 and lower millstone 6 filled with Magnetorheologicai polishing liquid 3.
Further, the lower section of the lower millstone 6 is equipped with collection box 10, can be collected by collection box 10 from lower millstone 6 and be flowed
Under Magnetorheologicai polishing liquid 3, convenient for next time recycling, in addition concavity can be set in internal gear 4, opening be arranged internal gear 4,
Collection box 10 can be placed on 4 bottom of internal gear in this way.
And can freely be rolled to guarantee in metal acetabulum to be processed ceramic-lined 100 in putting hole 7, it is general to place
Ceramic-lined 100 clearance fit in hole 7 and metal acetabulum to be processed is made pottery in metal acetabulum to be processed in this way in polishing
Porcelain liner 100 can roll in putting hole 7, and be placed on just in metal acetabulum to be processed ceramic-lined 100
When setting in hole 7, directly contacted with lower millstone 6 in order not to allow in metal acetabulum to be processed ceramic-lined 100 to fall down, it can
At least two salient points are equipped with to be located in the middle part of the position of port or the inner sidewall of putting hole 7 in the inner sidewall of the putting hole 7,
It is lifted by salient point in metal acetabulum to be processed ceramic-lined 100, which cannot be excessive, is waited for blocking-proof
Ceramic-lined 100 rotation in the metal acetabulum of processing.
Further, in order to guarantee sun gear 5 can with 6 coaxial line of lower millstone and around the axis rotation, the lower millstone 6
Center is equipped with fixing pipe 11 straight down, and the center of the sun gear 5 is equipped with the bull stick 12 in insertion fixing pipe 11.
9 center of erratic star wheel is equipped with downward projection of pillar 8, and the pillar 8 is contacted with 6 top surface of lower millstone, prevented whole
The bottom of a erratic star wheel 9 is contacted with 6 top surface of lower millstone, reduces the contact area of erratic star wheel 9 and lower millstone 6, reduces running resistance.
In use, ceramic-lined shape is indent semi-round ball in metal acetabulum, can be required according to the face of polishing, by two
It face-to-face or is placed back to back in multiple putting holes 7 that erratic star wheel 9 and sun gear 5 are arranged, by liquid Magnetorheologicai polishing liquid 3
Injection, coil 2 are powered, and upper millstone 1 and lower millstone 6 generate magnetic field, and liquid Magnetorheologicai polishing liquid 3 quickly forms chain class solid
Magnetorheological brush starts internal gear 4, drives 9 rotation of erratic star wheel and revolution, and sun gear 5 rotates, and is arranged in erratic star wheel 9 and sun gear 5
Ceramic-lined rotation is revolved simultaneously in the metal acetabulum placed in through-hole, and upper millstone 1 and lower millstone 6 are non-rotating part, magnetorheological
Brush can polish different face ceramic-lined in metal acetabulum, and after the completion of polishing, coil 2 is powered off, and Magnetorheologicai polishing liquid 3 becomes
For under liquid flow, collection box 10 can collect Magnetorheologicai polishing liquid 3, upper millstone 1 is removed, making pottery in the metal acetabulum processed
Porcelain liner takes out.
The revolution of erratic star wheel 9 and rotation are driven by internal gear 4, while driving 5 rotation of sun gear, is allowed therein to be processed
Ceramic-lined 100 can be polished by upper and lower Magnetorheologicai polishing liquid 3 in metal acetabulum, and Magnetorheologicai polishing liquid 3 is after by magnetic field
Can switch to solid-state form, during burnishing in metal acetabulum to be processed ceramic-lined 100 also can rotation, to carry out
Polishing comprehensively, present apparatus structure is simple, is become solid-state form to making pottery in metal acetabulum by magnetic fields using Magnetorheologicai polishing liquid 3
Porcelain liner is polished, and quality of finish is high, at low cost.
Above is only a specific embodiment of the present invention, but technical characteristic of the invention is not limited thereto, Ren Heben
Within the field of the present invention, made changes or modifications all cover within the scope of the patent of the present invention the technical staff in field.
Claims (6)
1. ceramic-lined in a kind of metal acetabulum use magnetorheological polishing machine, it is characterised in that: including rack, upper millstone (1), lower mill
Disk (6), sun gear (5), erratic star wheel (9) and internal gear (4), the upper millstone (1) and lower millstone (6) are relatively fixed to be arranged in machine
On frame, the sun gear (5) and erratic star wheel (9) are arranged between upper millstone (1) and lower millstone (6), and wherein sun gear (5) turns
Dynamic to be arranged at lower millstone (6) center, the erratic star wheel (9) has at least one, erratic star wheel (9) and sun gear (5) external toothing, described
Internal gear (4) is rotatably arranged in rack, the internal gear (4) and erratic star wheel (9) internal messing, the sun gear (5) and wandering star
It is provided with several putting holes (7) on wheel (9), is equipped with coil (2), the upper millstone on the upper millstone (1) and lower millstone (6)
(1) filled with Magnetorheologicai polishing liquid (3) between lower millstone (6).
2. ceramic-lined in a kind of metal acetabulum as described in claim 1 use magnetorheological polishing machine, it is characterised in that: under described
The lower section of mill (6) is equipped with collection box (10).
3. ceramic-lined in a kind of metal acetabulum as described in claim 1 use magnetorheological polishing machine, it is characterised in that: described to put
Set ceramic-lined (100) clearance fit in hole (7) and metal acetabulum to be processed.
4. ceramic-lined in a kind of metal acetabulum as claimed in claim 3 use magnetorheological polishing machine, it is characterised in that: described to put
The inner sidewall for setting hole (7), which is located in the middle part of the position of port or the inner sidewall of putting hole (7), is equipped at least two salient points.
5. ceramic-lined in a kind of metal acetabulum as described in claim 1 use magnetorheological polishing machine, it is characterised in that: under described
The center of mill (6) is equipped with fixing pipe (11) straight down, and the center of the sun gear (5) is equipped in insertion fixing pipe (11)
Bull stick (12).
6. ceramic-lined in a kind of metal acetabulum as described in claim 1 use magnetorheological polishing machine, it is characterised in that: the trip
Star-wheel (9) center is equipped with downward projection of pillar (8), and the pillar (8) contacts with lower millstone (6) top surface.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910648687.2A CN110340745A (en) | 2019-07-18 | 2019-07-18 | It is ceramic-lined in a kind of metal acetabulum to use magnetorheological polishing machine |
| PCT/CN2020/073321 WO2021008129A1 (en) | 2019-07-18 | 2020-01-20 | Magneto-rheological polishing machine for ceramic lining in metal acetabulum |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910648687.2A CN110340745A (en) | 2019-07-18 | 2019-07-18 | It is ceramic-lined in a kind of metal acetabulum to use magnetorheological polishing machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110340745A true CN110340745A (en) | 2019-10-18 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910648687.2A Pending CN110340745A (en) | 2019-07-18 | 2019-07-18 | It is ceramic-lined in a kind of metal acetabulum to use magnetorheological polishing machine |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN110340745A (en) |
| WO (1) | WO2021008129A1 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2021008129A1 (en) * | 2019-07-18 | 2021-01-21 | 浙江科惠医疗器械股份有限公司 | Magneto-rheological polishing machine for ceramic lining in metal acetabulum |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117140304B (en) * | 2023-10-30 | 2024-01-09 | 新乡市至德精密设备有限公司 | Double-sided grinder convenient for replacing grinding disc |
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| CN1460043A (en) * | 2000-08-16 | 2003-12-03 | Memc电子材料有限公司 | Method and apparatus for processing semiconductor wafer using novel final polishing method |
| CN205201209U (en) * | 2015-12-29 | 2016-05-04 | 广东工业大学 | Magnetostatic moves a magnetic current and becomes polishing mechanism test device |
| KR20160054120A (en) * | 2014-11-05 | 2016-05-16 | 인하대학교 산학협력단 | Polishing device using magneto-rheological fluid |
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| CN110340745A (en) * | 2019-07-18 | 2019-10-18 | 浙江科惠医疗器械股份有限公司 | It is ceramic-lined in a kind of metal acetabulum to use magnetorheological polishing machine |
-
2019
- 2019-07-18 CN CN201910648687.2A patent/CN110340745A/en active Pending
-
2020
- 2020-01-20 WO PCT/CN2020/073321 patent/WO2021008129A1/en active Application Filing
Patent Citations (6)
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| CN1460043A (en) * | 2000-08-16 | 2003-12-03 | Memc电子材料有限公司 | Method and apparatus for processing semiconductor wafer using novel final polishing method |
| KR20160054120A (en) * | 2014-11-05 | 2016-05-16 | 인하대학교 산학협력단 | Polishing device using magneto-rheological fluid |
| CN205201209U (en) * | 2015-12-29 | 2016-05-04 | 广东工业大学 | Magnetostatic moves a magnetic current and becomes polishing mechanism test device |
| CN107756144A (en) * | 2016-08-19 | 2018-03-06 | 江苏天超细金属粉末有限公司 | A kind of method and apparatus of MRF |
| CN108550535A (en) * | 2018-04-03 | 2018-09-18 | 韩赛 | A kind of lathe of crystal column surface processing |
| CN208262426U (en) * | 2018-04-24 | 2018-12-21 | 广东工业大学 | A kind of device of the magnetorheological auxiliary V-groove high-efficiency high-accuracy polishing Ceramic Balls of cluster |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| WO2021008129A1 (en) * | 2019-07-18 | 2021-01-21 | 浙江科惠医疗器械股份有限公司 | Magneto-rheological polishing machine for ceramic lining in metal acetabulum |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2021008129A1 (en) | 2021-01-21 |
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Application publication date: 20191018 |