CN108581083B - Magnetic composite fluid polishing head for gear polishing - Google Patents
Magnetic composite fluid polishing head for gear polishing Download PDFInfo
- Publication number
- CN108581083B CN108581083B CN201810431762.5A CN201810431762A CN108581083B CN 108581083 B CN108581083 B CN 108581083B CN 201810431762 A CN201810431762 A CN 201810431762A CN 108581083 B CN108581083 B CN 108581083B
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- fluid
- polishing
- storage area
- annular storage
- channel
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23F—MAKING GEARS OR TOOTHED RACKS
- B23F21/00—Tools specially adapted for use in machines for manufacturing gear teeth
Abstract
The invention relates to a magnetic composite fluid polishing head for gear polishing, wherein a coil bracket is arranged in the polishing head, a coil is wound on the coil bracket, fluid solid-liquid exchange channels are arranged at two sides of the polishing head, a spray head is arranged in the polishing head and is communicated with an annular storage area through an annular storage area inflow channel, the annular storage area is communicated with the fluid solid-liquid exchange channel through an annular storage area connecting channel, magnetic composite fluid flows into the spray head through the fluid channel, the spray head sprays the magnetic composite fluid to the annular storage area inflow channel, the magnetic composite fluid flows to the fluid solid-liquid exchange channel after flowing through the annular storage area inflow channel, the annular storage area and the annular storage area connecting channel, and the magnetic composite fluid is changed into a solid to form a polishing plane under the action of a required magnetic. The invention changes the electrifying period to make the two fluid solid-liquid conversion channels alternately form a polishing plane, thereby realizing uninterrupted polishing, increasing the contact area of a polishing area and improving the polishing efficiency.
Description
Technical Field
The invention relates to a polishing head, in particular to a fluid polishing head for polishing a gear.
Background
Today, a plurality of emerging technologies and emerging fields are formed in the rapid development of science and technology, and magnetic composite fluid polishing is used as a novel processing technology, and when some materials are polished, surface self-adaptive polishing can be carried out according to the surface shape of a workpiece, so that the surface roughness and the surface quality of the materials are obviously improved. The magnetic composite fluid polishing is to make the surface of the workpiece subject to a great shearing force in the rapid relative motion with the workpiece by using the performance change of the magnetic composite fluid in a magnetic field, so that the surface material of the workpiece is removed. The conventional magnetic composite fluid polishing technology is mainly used for polishing optical elements, and in order to improve the application range of the magnetic composite fluid polishing technology, a magnetic composite fluid polishing head for gear polishing is designed, and the polishing efficiency of polishing gears by using the magnetic composite fluid polishing head can be improved.
Disclosure of Invention
The invention aims to provide a magnetic composite fluid polishing head for gear polishing, which can be used for gear polishing and can improve the polishing efficiency of the magnetic composite fluid polishing head in gear polishing.
In order to achieve the purpose, the technical scheme of the invention is as follows: a magnetic composite fluid polishing head for polishing gears comprises a coil support, spray heads, coils, polishing heads and magnetic composite fluid, wherein the coil support is arranged inside the polishing heads, the coils are wound on the coil support and are uniformly distributed along the circumference of the coil support, the coils are connected with an external power supply to form a required magnetic field, fluid solid-liquid exchange channels are arranged on two sides of each polishing head, the spray heads are arranged inside the polishing heads, the spray heads are communicated with an annular storage area through annular storage area inflow channels, the annular storage area is communicated with the fluid solid-liquid exchange channels through annular storage area connecting channels, the magnetic composite fluid flows into the spray heads through fluid channels, the spray heads spray the magnetic composite fluid to the annular storage area inflow channels, and the magnetic composite fluid flows to the fluid solid-liquid exchange channels after flowing through the annular storage area inflow channels, the annular storage area and the annular storage area connecting, the polishing liquid is changed into solid under the action of a magnetic field required by electrifying the coil to form a polishing plane for polishing the gear.
The spray head is provided with three spray ports, the three spray ports correspond to the inflow channels of the three annular storage areas, the connecting channel of the annular storage area is connected with twelve groups of fluid solid-liquid conversion channels, the twelve groups of fluid solid-liquid conversion channels are divided into two sides, each side comprises six groups of fluid solid-liquid conversion channels, when a coil beside the fluid solid-liquid conversion channel on one side is electrified to form a required magnetic field, the magnetic composite fluid passing through the fluid solid-liquid conversion channel on the one side is changed into solid to form a polishing plane, and the coil beside the fluid solid-liquid conversion channel on the other side is powered off, the magnetic composite fluid passing through the fluid solid-liquid conversion channel on the other side is still fluid and flows out of the fluid solid-liquid conversion channel, one part of the magnetic composite fluid flows to the magnetic composite fluid, the two groups of fluid solid-liquid conversion channels alternately form a polishing plane to realize uninterrupted polishing.
The invention has the beneficial effects that:
the gear polishing device can realize continuous polishing, not only improves the polishing efficiency of gear polishing, but also is beneficial to obtaining gears with better surface quality and surface roughness.
Drawings
FIG. 1 is a cross-sectional view of a magnetic composite fluid polishing head structure for gear polishing according to the present invention;
FIG. 2 is a partial left cross-sectional view of a magnetic composite fluid polishing head structure for gear polishing according to the present invention;
FIG. 3 is a schematic diagram of the operation of the magnetic composite fluid polishing head for gear polishing according to the present invention.
Detailed Description
The technical scheme of the invention is further explained by combining the attached drawings.
As shown in fig. 1 to 3, the magnetic composite fluid polishing head for gear polishing according to the present invention includes a coil holder 1, a fluid solid-liquid conversion channel 2, an annular storage region inflow channel 3, a nozzle 4, a magnetic composite fluid recovery port 5, a coil 6, an annular storage region connection channel 7, a fluid channel 8, a polishing head 9, an annular storage region 10, a gear 11, and a magnetic composite fluid 12.
As shown in fig. 1 and 2, a coil support 1 is arranged inside a polishing head 9, coils 6 are wound on the coil support 1 and are uniformly distributed along the circumference of the coil support 1, two sides of a tooth-shaped working surface of the polishing head are provided with fluid solid-liquid conversion channels 2, the coil support 1 is connected with the polishing head 9 through screws, a spray head 4 is arranged in the middle of the polishing head 9, the spray head 4 is connected with a fluid channel 8, the spray head 4 is provided with three spray ports which respectively correspond to three annular storage area inflow channels 3, the three annular storage area inflow channels 3 are connected with three annular storage areas 10, the three annular storage areas 10 are connected together through an annular storage area connecting channel 7, twelve groups of fluid solid-liquid conversion channels 2 are connected to the annular storage area connecting channel 7, the twelve groups of fluid solid-liquid conversion channels 2 are respectively from a first group to a twelfth, the magnetic composite fluid 12 is sprayed to the annular storage area inflow channel 3 by the spray head 4, the magnetic composite fluid flows to the fluid solid-liquid conversion channel 2 after flowing through the annular storage area inflow channel 3, the annular storage area 10 and the annular storage area connecting channel 7, the coil 6 is connected with an external power supply, when a forward power cycle is carried out, the coils beside the first group of channels, the second group of channels, the third group of channels, the seventh group of channels, the eighth group of channels and the ninth group of channels are electrified to form a required magnetic field, at the moment, the magnetic composite fluid 12 passing through the first group of channels, the second group of channels, the third group of channels, the seventh group of channels, the eighth group of channels and the ninth group of channels is changed into a solid to form a polishing plane, and the coils beside the fourth group of channels, the fifth group of channels, the sixth group of channels, the tenth group of channels, the eleventh group of channels and the twelfth group of channels are not electrified, and, The magnetic composite fluid 12 of the sixth group of channels, the tenth group of channels, the eleventh group of channels and the twelfth group of channels is still fluid, so that the fluid solid-liquid conversion channel 2 flows out, a part of the fluid flows to the magnetic composite fluid recovery port 5, the power of the coils beside the first group of channels, the second group of channels, the third group of channels, the seventh group of channels, the eighth group of channels and the ninth group of channels is cut off during a reverse power-on period, the magnetic composite fluid 12 is changed from solid to liquid, so that the fluid solid-liquid conversion channel 2 flows out, a part of the fluid flows to the magnetic composite fluid recovery port 5, the coils beside the fourth group of channels, the fifth group of channels, the sixth group of channels, the tenth group of channels, the eleventh group of channels and the twelfth group of channels are powered on to form a required magnetic field, the magnetic composite fluid 12 is changed from fluid to solid to form a new polishing plane, and the two groups of magnetic composite fluid solid-liquid conversion channels alternately form a polishing, and uninterrupted polishing is realized.
As shown in fig. 3, which is a working schematic diagram, a magnetic composite fluid 12 flows into a polishing head, is sprayed to an annular storage area inflow channel 3 through a spray head 4, then flows to an annular storage area 10, flows to an annular storage area connecting channel 7, finally flows to a fluid solid-liquid exchange channel 2, a coil 6 is electrified to form a required magnetic field, the magnetic composite fluid 12 is changed into a solid under the action of the magnetic field to form a polishing plane when passing through the fluid solid-liquid exchange channel 2, and is used for polishing a gear 11, the gear is fixed on a shaft, and when the electrifying period is changed, the magnetic composite fluid 12 is changed into a part of fluid after flowing out of the fluid solid-liquid exchange channel 2 from the solid and flows to a magnetic composite fluid recovery port 5.
Claims (1)
1. A magnetic composite fluid polishing head for gear polishing comprises a coil support (1), a spray head (4), a coil (6), a polishing head (9) and magnetic composite fluid (12), and is characterized in that: the coil support (1) is arranged in the polishing head (9), the coil (6) is wound on the coil support (1) and is uniformly distributed along the circumferential direction of the coil support, the coil (6) is connected with an external power supply to form a required magnetic field, fluid solid-liquid conversion channels (2) are arranged on two sides of the polishing head (9), a spray head (4) is arranged in the polishing head (9), the spray head (4) is communicated with an annular storage area (10) through an annular storage area inflow channel (3), the annular storage area (10) is communicated with the fluid solid-liquid conversion channel (2) through an annular storage area connecting channel (7), magnetic composite fluid (12) flows into the spray head (4) through a fluid channel (8), the magnetic composite fluid (12) is sprayed to the annular storage area inflow channel (3) through the spray head (4), and the magnetic composite fluid (12) flows into the annular storage area inflow channel (3) through the annular storage area, The annular storage area (10) flows to the fluid solid-liquid conversion channel (2) after being connected with the channel (7), and is changed into a solid to form a polishing plane under the action of a required magnetic field formed by electrifying the coil (6) for polishing the gear (11); the spray head (4) is provided with three spray ports, the three spray ports correspond to three annular storage area inflow channels (3), an annular storage area connecting channel (7) is connected with three annular storage areas (10), twelve groups of fluid solid-liquid conversion channels (2) are connected on the annular storage area connecting channel (7), the twelve groups of fluid solid-liquid conversion channels (2) are divided into two sides, each side comprises six groups of fluid solid-liquid conversion channels (2), when a coil (6) beside the fluid solid-liquid conversion channel (2) on one side is electrified to form a required magnetic field, magnetic composite fluid (12) passing through the fluid solid-liquid conversion channel (2) on one side is changed into solid to form a polishing plane, the coil (6) beside the fluid solid-liquid conversion channel (2) on the other side is powered off, and the magnetic composite fluid (12) passing through the fluid solid-liquid conversion channel (2) on the side is still, and (3) flowing out of the fluid solid-liquid conversion channel (2), wherein one part of the fluid flows to the magnetic composite fluid recovery port (5), the magnetic composite fluid (12) flows in the polishing head, and under the condition of a positive and negative power-on period, the two groups of fluid solid-liquid conversion channels (2) alternately form a polishing plane to realize uninterrupted polishing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810431762.5A CN108581083B (en) | 2018-05-08 | 2018-05-08 | Magnetic composite fluid polishing head for gear polishing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810431762.5A CN108581083B (en) | 2018-05-08 | 2018-05-08 | Magnetic composite fluid polishing head for gear polishing |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108581083A CN108581083A (en) | 2018-09-28 |
| CN108581083B true CN108581083B (en) | 2019-12-24 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810431762.5A Active CN108581083B (en) | 2018-05-08 | 2018-05-08 | Magnetic composite fluid polishing head for gear polishing |
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| Country | Link |
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| CN (1) | CN108581083B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110039380B (en) * | 2019-04-11 | 2020-12-01 | 上海理工大学 | Magnetic composite fluid polishing device for polishing periodic micro-groove structure |
| CN110253091B (en) * | 2019-06-27 | 2020-04-21 | 杭州海特机械有限公司 | Gear profile polishing mechanism |
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|---|---|---|---|---|
| CN1613605A (en) * | 2004-11-23 | 2005-05-11 | 哈尔滨工业大学 | Ultrasonic magnetic rheological composite polishing method and polisher thereof |
| CN102501146A (en) * | 2011-12-30 | 2012-06-20 | 清华大学 | Device for realizing rotary fluid supply and recycle during revolving/rotating type magnetorheological polishing |
| CN106392201A (en) * | 2016-11-14 | 2017-02-15 | 北京工商大学 | Harmonic gear grinding device using magnetofluid |
| CN106826560A (en) * | 2016-11-21 | 2017-06-13 | 北京工商大学 | A kind of flexbile gear magnetic fluid grinding fixture |
| CN106863020A (en) * | 2017-01-20 | 2017-06-20 | 上海理工大学 | Spiral magnetorheological finishing device |
| CN106985013A (en) * | 2017-05-22 | 2017-07-28 | 上海理工大学 | Clustered MRF head |
| CN107008979A (en) * | 2016-11-21 | 2017-08-04 | 北京工商大学 | A kind of magnetic fluid flexbile gear grinding attachment |
| CN107097120A (en) * | 2017-05-27 | 2017-08-29 | 上海理工大学 | Multi-channel magnetic rheology liquid supplying device |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH05269621A (en) * | 1992-03-25 | 1993-10-19 | Mitsubishi Heavy Ind Ltd | Auto-loader fitted gear chamfering device |
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2018
- 2018-05-08 CN CN201810431762.5A patent/CN108581083B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1613605A (en) * | 2004-11-23 | 2005-05-11 | 哈尔滨工业大学 | Ultrasonic magnetic rheological composite polishing method and polisher thereof |
| CN102501146A (en) * | 2011-12-30 | 2012-06-20 | 清华大学 | Device for realizing rotary fluid supply and recycle during revolving/rotating type magnetorheological polishing |
| CN106392201A (en) * | 2016-11-14 | 2017-02-15 | 北京工商大学 | Harmonic gear grinding device using magnetofluid |
| CN106826560A (en) * | 2016-11-21 | 2017-06-13 | 北京工商大学 | A kind of flexbile gear magnetic fluid grinding fixture |
| CN107008979A (en) * | 2016-11-21 | 2017-08-04 | 北京工商大学 | A kind of magnetic fluid flexbile gear grinding attachment |
| CN106863020A (en) * | 2017-01-20 | 2017-06-20 | 上海理工大学 | Spiral magnetorheological finishing device |
| CN106985013A (en) * | 2017-05-22 | 2017-07-28 | 上海理工大学 | Clustered MRF head |
| CN107097120A (en) * | 2017-05-27 | 2017-08-29 | 上海理工大学 | Multi-channel magnetic rheology liquid supplying device |
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| Publication number | Publication date |
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| CN108581083A (en) | 2018-09-28 |
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