CN203282331U - Air floating ultraprecise abrasive processing device - Google Patents
Air floating ultraprecise abrasive processing device Download PDFInfo
- Publication number
- CN203282331U CN203282331U CN2013202913284U CN201320291328U CN203282331U CN 203282331 U CN203282331 U CN 203282331U CN 2013202913284 U CN2013202913284 U CN 2013202913284U CN 201320291328 U CN201320291328 U CN 201320291328U CN 203282331 U CN203282331 U CN 203282331U
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- China
- Prior art keywords
- air cavity
- air
- knife bar
- plant
- processing unit
- 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.)
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- 238000007667 floating Methods 0.000 title abstract description 5
- 238000005296 abrasive Methods 0.000 title abstract 3
- 238000000227 grinding Methods 0.000 claims abstract description 30
- 229910003460 diamond Inorganic materials 0.000 claims abstract description 26
- 239000010432 diamond Substances 0.000 claims abstract description 26
- 238000005188 flotation Methods 0.000 claims description 24
- 239000008188 pellet Substances 0.000 claims description 22
- 238000005520 cutting process Methods 0.000 abstract description 3
- 229940023488 Pill Drugs 0.000 abstract 5
- 239000006187 pill Substances 0.000 abstract 5
- 239000000463 material Substances 0.000 description 11
- 238000000034 method Methods 0.000 description 9
- 230000000875 corresponding Effects 0.000 description 6
- 206010011376 Crepitations Diseases 0.000 description 5
- 238000003754 machining Methods 0.000 description 4
- 239000003082 abrasive agent Substances 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 230000003746 surface roughness Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000012530 fluid Substances 0.000 description 2
- 230000001788 irregular Effects 0.000 description 2
- 238000003672 processing method Methods 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 230000037250 Clearance Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000035512 clearance Effects 0.000 description 1
- 230000001276 controlling effect Effects 0.000 description 1
- 238000005755 formation reaction Methods 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 238000005498 polishing Methods 0.000 description 1
- 238000007517 polishing process Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Images
Abstract
The utility model discloses an air floating ultraprecise abrasive processing device. The device comprises a disc body, cutter bars, diamond pill pieces and an air cavity, wherein the disc body is of a circular structure and is provided with multi-layer annular air cavity holes which utilize the centre of the disc body as a center and are equipped with the cutter bars with equal diameter and an air cavity communicated with the compressed air; the cutter bars are arranged in the air cavity holes, and the front ends of the cutter bars are bonded with diamond pill pieces with the equal diameter; the tail ends of the cutter bars are arranged in the air cavity holes and are communicated with the air cavity so as to form a piston end, the piston end of each cutter bar is communicated through the air cavity, and the diamond pill pieces can vertically float in the air cavity hole along with the cutter bars. The air floating ultraprecise abrasive processing device provided by the utility model has the advantages that an air floating pill piece grinding apparatus is adopted, the diamond pill pieces arranged on the grinding apparatus can float in an upper-down slight manner so as to form isobaric processing, and the deep cutting marks and cracks are not generated.
Description
Technical field
The present invention relates to a kind of processing unit (plant) of air-flotation type ultraprecision grinding.
Background technology
Along with the development of modern science and technology, based on the excellent properties of fragile material, its numerous areas in Modern High-Tech's industry is used widely.Adopt device surface quality and the required precision of fragile material very high, therefore need it is carried out ultraprecise processing.The ultraprecise processing of fragile material is generally grinds and polishing process.Attrition process often adopts the fixed abrasive material processing of diamond pellet sheet.Its clearance is high, and machining accuracy is high, and can effectively reduce workpiece surface roughness.But in process,, because the wearing and tearing of diamond pellet sheet are inhomogeneous, cause part ball sheet excessive to surface of the work stress, formed dark cut channel and crackle.The cut channel that these are excessively dark and crackle need more polishing time to remove, and even can't remove the formation waste product fully.Therefore need regularly diamond pellet sheet grinding tool to be repaired, this has not only affected the working (machining) efficiency of product, more depends on operator's experience, has seriously affected the automated production of product.
Summary of the invention
The need that adopt the fixed abrasive material of diamond pellet sheet to add to exist man-hour in order to overcome existing attrition process to grinding tool regularly repair, the shortcoming such as working (machining) efficiency is low, the invention provides a kind of be not only applicable to fragile material low cost, efficient, accurate, few undamaged processing, also applicable to the processing unit (plant) of the air-flotation type ultraprecision grinding of plastic metal material.
The technical solution used in the present invention is:
The processing unit (plant) of air-flotation type ultraprecision grinding, it is characterized in that: comprise disk body, knife bar, diamond pellet sheet and air cavity, described disk body is circular configuration, offers the air cavity hole of the described knife bar of assembling equal diameter that the multi-layer annular centered by the described disk body center of circle arranges on described disk body and is communicated with compressed-air actuated described air cavity; Described knife bar is arranged and is arranged in described air cavity hole, and the front end of described knife bar is bonded with isodiametric described diamond pellet sheet; The tail end of described knife bar is arranged in described air cavity hole and with described air cavity, communicates and forms a piston end, and each knife bar piston end communicates by described air cavity, and described diamond pellet sheet can fluctuate with described knife bar in the air cavity hole.
Further, described air cavity communicates between hole, adopts air, water or other fluid medium in it, make medium act on the tail end of each knife bar, thereby each knife bar of work in-process keeps identical normal force to processing work.
Further, the terminal position in described air cavity hole is provided with position-arresting disk, and described position-arresting disk is connected with described air cavity internal thread.
Further, between the air cavity hole of every layer of described annular arrangement, spacing is identical.
Further, the diameter in described air cavity hole is 1-20mm.
Further, the pitch-row between the described air cavity hole of every layer of annular arrangement is 1-20mm.
Further, the diameter of described diamond pellet sheet is 1-20mm.
Use the processing method of the processing unit (plant) of air-flotation type ultraprecision grinding described above to fragile material, said method comprising the steps of:
1), make the processing unit (plant) of air-flotation type ultraprecision grinding;
2), set the processing load F of workpiece
cAnd compressed air air pressure load p
c:
Set the processing load F of workpiece according to the processing request of part
c, corresponding compressed air air pressure load p is
P
C=F
c/（S*N）
Wherein S is the sectional area of knife bar piston end, and N is the diamond pellet sheet number that any time participates in processing;
3), add the processing unit (plant) compressed air of air-flotation type ultraprecision grinding in man-hour by setting processing load F
cAnd air pressure load p
c, workpiece is processed.
The present invention adds man-hour, the processing unit (plant) of air-flotation type ultraprecision grinding is arranged on face lapping mill, rotate and lead to the compressed air of predetermined load under the effect of vacuum cup around self axis, compressed air applies identical normal direction air pressure (each knife bar piston end communicates by air cavity) to described knife bar piston end.Workpiece also is applied in corresponding load and around the rotation of self axis, forms the motion of class plane lapping, each diamond pellet sheet was crushed on surface of the work and carried out attrition process this moment, the ball sheet can float and form isobaric processing with knife bar up and down trace in the air cavity hole, be not subjected to the irregular impact of ball pad wear, therefore can not cause deep trace and crackle at surface of the work.
The processing unit (plant) of air-flotation type ultraprecision grinding of the present invention adds material removing rate and the surface roughness decision as requested of logical compressed air air pressure load in man-hour, and by setting, process load F and corresponding air pressure load p, can realize the efficient grinding without crossing deep trace of fragile material.
Beneficial effect of the present invention is embodied in:
1, adopt the processing unit (plant) of air-flotation type ultraprecision grinding, the diamond pellet sheet on grinding tool can micro-the floating in up and down form isobaric processing, can not produce deep trace and crackle;
2, when controlling suitable processing load, each diamond pellet sheet is controlled near the critical cutting depth of machined material to the surface of the work cutting depth, can realizes efficient ductile regime machining;
3, the air-flotation type Solid abrasives lapping is processed on face lapping mill, and is less demanding to machine tool accuracy, and less demanding to the lathe vibration isolation.
Description of drawings
Fig. 1 is overall structure schematic diagram of the present invention.
Fig. 2 be in Fig. 1 A to part-structure schematic diagram (removing vacuum cup and workpiece etc.).
The specific embodiment
See figures.1.and.2, the processing unit (plant) of air-flotation type ultraprecision grinding, comprise disk body 1, knife bar 2, diamond pellet sheet 3 and air cavity 4, described disk body 1 is circular configuration, offers the air cavity hole of the described knife bar 2 of assembling equal diameter that the multi-layer annular centered by described disk body 1 center of circle arranges and the described air cavity 4 that is communicated with compressed air 6 on described disk body 1; Described knife bar 2 is arranged and is arranged in described air cavity hole, and the front end of described knife bar 2 is bonded with isodiametric described diamond pellet sheet 3; The tail end of described knife bar 2 is arranged in described air cavity hole and with described air cavity 4, communicates and forms a piston end, and each knife bar piston end communicates by described air cavity 4, and described diamond pellet sheet 3 can fluctuate with described knife bar 2 in the air cavity hole.
Further, described air cavity communicates between hole, adopts air, water or other fluid medium in it, make medium act on the tail end of each knife bar, thereby each knife bar of work in-process keeps identical normal force to processing work.
Further, the terminal position in described air cavity hole is provided with position-arresting disk 5, and described position-arresting disk 5 is connected with described air cavity internal thread.
Further, between the air cavity hole of every layer of described annular arrangement, spacing is identical.
Further, the diameter in described air cavity hole is 1-20mm.
Further, the pitch-row between the described air cavity hole of every layer of annular arrangement is 1-20mm.
Further, the diameter of described diamond pellet sheet 3 is 1-20mm.
Use the processing method of the processing unit (plant) of air-flotation type ultraprecision grinding described above to fragile material, said method comprising the steps of:
1), make the processing unit (plant) of air-flotation type ultraprecision grinding;
2), set the processing load F of workpiece
cAnd compressed air air pressure load p
c:
Set the processing load F of workpiece according to the processing request of part
c, corresponding compressed air 6 air pressure load p are
P
c=F
c/（S*N）
Wherein S is the sectional area of knife bar piston end, and N is the diamond pellet sheet number that any time participates in processing;
3), add the processing unit (plant) compressed air of air-flotation type ultraprecision grinding in man-hour by setting processing load F
cAnd air pressure load p
c, workpiece is processed.
The present invention adds man-hour, the processing unit (plant) of air-flotation type ultraprecision grinding is arranged on face lapping mill, rotate and lead to the compressed air of predetermined load under the effect of vacuum cup 8 around self axis, 6 pairs of described knife bar piston ends of compressed air apply identical normal direction air pressure (each knife bar piston end communicates by air cavity).Workpiece 7 also is applied in corresponding load and around the rotation of self axis, forms the motion of class plane lapping, each diamond pellet sheet was crushed on surface of the work and carried out attrition process this moment, the ball sheet can float and form isobaric processing with knife bar up and down trace in the air cavity hole, be not subjected to the irregular impact of ball pad wear, therefore can not cause deep trace and crackle at surface of the work.
The processing unit (plant) of air-flotation type ultraprecision grinding of the present invention adds material removing rate and the surface roughness decision as requested of logical compressed air air pressure load in man-hour, and by setting, process load F and corresponding air pressure load p, can realize the efficient grinding without crossing deep trace of fragile material.
The described content of this specification embodiment is only enumerating the way of realization of inventive concept; protection scope of the present invention should not be regarded as only limiting to the concrete form that embodiment states, protection scope of the present invention also reaches conceives the equivalent technologies means that can expect according to the present invention in those skilled in the art.
Claims (7)
1. the processing unit (plant) of air-flotation type ultraprecision grinding, it is characterized in that: comprise disk body, knife bar, diamond pellet sheet and air cavity, described disk body is circular configuration, offers the air cavity hole of the described knife bar of assembling equal diameter that the multi-layer annular centered by the described disk body center of circle arranges on described disk body and is communicated with compressed-air actuated described air cavity; Described knife bar is arranged and is arranged in described air cavity hole, and the front end of described knife bar is bonded with isodiametric described diamond pellet sheet; The tail end of described knife bar is arranged in described air cavity hole and with described air cavity, communicates and forms a piston end, and each knife bar piston end communicates by described air cavity, and described diamond pellet sheet can fluctuate with described knife bar in the air cavity hole.
2. the processing unit (plant) of air-flotation type ultraprecision grinding as claimed in claim 1, it is characterized in that: described air cavity communicates between hole.
3. the processing unit (plant) of air-flotation type ultraprecision grinding as claimed in claim 2, it is characterized in that: the terminal position in described air cavity hole is provided with position-arresting disk, and described position-arresting disk is connected with described air cavity internal thread.
4. the processing unit (plant) of air-flotation type ultraprecision grinding as claimed in claim 3, it is characterized in that: between the air cavity hole of every layer of described annular arrangement, spacing is identical.
5. the processing unit (plant) of air-flotation type ultraprecision grinding as claimed in claim 4, it is characterized in that: the diameter in described air cavity hole is 1-20mm.
6. the processing unit (plant) of air-flotation type ultraprecision grinding as claimed in claim 5, it is characterized in that: the pitch-row between the described air cavity hole of every layer of annular arrangement is 1-20mm.
7. the processing unit (plant) of air-flotation type ultraprecision grinding as claimed in claim 6, it is characterized in that: the diameter of described diamond pellet sheet is 1-20mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013202913284U CN203282331U (en) | 2013-05-24 | 2013-05-24 | Air floating ultraprecise abrasive processing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013202913284U CN203282331U (en) | 2013-05-24 | 2013-05-24 | Air floating ultraprecise abrasive processing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203282331U true CN203282331U (en) | 2013-11-13 |
Family
ID=49538708
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2013202913284U Expired - Fee Related CN203282331U (en) | 2013-05-24 | 2013-05-24 | Air floating ultraprecise abrasive processing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203282331U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103286673A (en) * | 2013-05-24 | 2013-09-11 | 浙江工业大学 | Air-flotation ultra-precision grinding device and grinding method thereof |
-
2013
- 2013-05-24 CN CN2013202913284U patent/CN203282331U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103286673A (en) * | 2013-05-24 | 2013-09-11 | 浙江工业大学 | Air-flotation ultra-precision grinding device and grinding method thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20131113 Termination date: 20160524 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |