CN1326662C - Magnetic control type flexible polisher with air bag - Google Patents
Magnetic control type flexible polisher with air bag Download PDFInfo
- Publication number
- CN1326662C CN1326662C CNB2005100493283A CN200510049328A CN1326662C CN 1326662 C CN1326662 C CN 1326662C CN B2005100493283 A CNB2005100493283 A CN B2005100493283A CN 200510049328 A CN200510049328 A CN 200510049328A CN 1326662 C CN1326662 C CN 1326662C
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- Prior art keywords
- air bag
- polishing
- sleeve pipe
- turning cylinder
- control type
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- Expired - Fee Related
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- 238000005498 polishing Methods 0.000 claims abstract description 65
- 239000004744 fabric Substances 0.000 claims abstract description 12
- 238000007789 sealing Methods 0.000 claims abstract description 9
- 238000007514 turning Methods 0.000 claims description 23
- 239000002245 particle Substances 0.000 abstract description 13
- 230000002776 aggregation Effects 0.000 abstract 1
- 238000004220 aggregation Methods 0.000 abstract 1
- 230000005307 ferromagnetism Effects 0.000 description 7
- 239000007789 gas Substances 0.000 description 6
- 238000009826 distribution Methods 0.000 description 5
- 239000006185 dispersion Substances 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 230000001105 regulatory effect Effects 0.000 description 3
- 238000009825 accumulation Methods 0.000 description 2
- 238000005520 cutting process Methods 0.000 description 2
- 230000005672 electromagnetic field Effects 0.000 description 2
- 230000033001 locomotion Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 229920003023 plastic Polymers 0.000 description 2
- 239000004033 plastic Substances 0.000 description 2
- 238000007517 polishing process Methods 0.000 description 2
- 239000011347 resin Substances 0.000 description 2
- 229920005989 resin Polymers 0.000 description 2
- 230000003746 surface roughness Effects 0.000 description 2
- 206010017472 Fumbling Diseases 0.000 description 1
- 238000004378 air conditioning Methods 0.000 description 1
- 230000010165 autogamy Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000005553 drilling Methods 0.000 description 1
- 230000008676 import Effects 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 238000003801 milling Methods 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
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- Finish Polishing, Edge Sharpening, And Grinding By Specific Grinding Devices (AREA)
Abstract
The present invention relates to a magnetic control type flexible polisher tool. The polishing tool comprises an air bag, wherein polishing cloth used as a work face is arranged on the front end of the air bag, the air bag is installed in a retainer, the retainer is installed on a rotating shaft, a pair of or a plurality of pairs of electromagnets are installed on the front end of the rotating shaft, the rotating shaft is sheathed with a sleeve pipe, the sleeve pipe is connected with the rotating shaft in an air sealing mode, an outer air source inlet is arranged on the sleeve pipe, an air flow channel is arranged on the rotating shaft in the sleeve pipe, and air flow channel is communicated with the air bag. The magnetic control type flexible polisher tool of the present has the advantages of on-line control, large polishing contact area, high curved surface polishing efficiency, good adaptability to the curvature change of curved surfaces and controllable aggregation form of dispersed abrasive particles.
Description
(1) technical field
The present invention relates to a kind of die curve polishing tool that is used with lathe,, be applicable to the occasion that realizes the polishing technology automation in particular for die curve automation polishing with unit head.
(2) background technology
Mold cavity surface 65% is a curved surface, and wherein 40% is free form surface.The service object of die industry comprises automobile panel, motorcycle plastic covering spare, household electrical appliance such as television set, washing machine, air-conditioning, telecommunication products such as mobile phone shell, car light shell.The mould of these industries, especially mould of plastics all have high requirements to the mold cavity surface roughness, and part need reach the minute surface requirement, and therefore, curved surface polishing becomes requisite process procedure, and according to statistics, polishing accounts for the 30%-50% of entire die manufacturing time.
The free form surface mold polish is mainly finished by manual operations, and polishing efficiency is low, labour intensity is big, the health that is harmful to health, be difficult to guarantee to polish the stability of shape surface accuracy, polishing poor quality simultaneously.State inner mold industry roughness to the polishing technology of Ra0.05 μ m still can, but the Ultraprecise polished technology that reaches Ra0.025 μ m level is still located the stage of fumbling, a large amount of ultraprecise injection molds still need import.Also the shortcoming of Cun Zaiing is: 1, polishing tool and free form surface contact area are little, and polishing efficiency is lower; 2, the dispersion abrasive particle distribution between polishing tool and the free form surface is wayward; 3, the whole field method of burnishing surface is unstable and inhomogeneous to polishing force, can not obtain high polishing quality; 4, traditional flexible polishing instrument generally is to utilize spring or flexible polishing material to obtain instrument to contact with flexibility between the burnishing surface, but its flexible degree all cannot onlinely be controlled; 5, can not accurately control the local polishing removal amount, it is cumbersome to carry out the accurate correction of local shape face.
(3) summary of the invention
The tool heads flexibility that prior art die curve polishing tool exists is not capable of on-line, the polishing contact area is little, curved surface polishing efficient is low in order to overcome, curvature of curved surface is changed shortcomings such as adaptability accumulation shape bad, that disperse abrasive particle is wayward, the invention provides a kind of tool heads flexible capable of on-line, the polishing contact area is big, curved surface polishing efficient height, curvature of curved surface is changed the magnetic control type flexible polisher with air bag that adaptability is good, the accumulation shape of dispersion abrasive particle can be controlled.
The technical solution adopted for the present invention to solve the technical problems is:
A kind of magnetic control type flexible polisher with air bag, described polishing tool comprise that an air bag, described air bag front end have polishing cloth as working face, and described air bag is installed in the retainer; Described retainer is installed on the turning cylinder, and the front end of described turning cylinder stretches in the described air bag, and described turning cylinder front end is equipped with electromagnet; Described turning cylinder socket one sleeve pipe, described sleeve pipe and described turning cylinder are tightly connected, and have outer air source inlet, overflow valve on the described sleeve pipe; Have gas channel on the turning cylinder in the sleeve pipe, described gas channel is communicated with described air bag.
Further, in the described sleeve pipe mechanically-sealing apparatus is installed, described mechanically-sealing apparatus comprises spring, seal.
Further again, described retainer comprises rubbing head outer cover, rubbing head inner cover, and rubbing head outer cover and rubbing head inner cover are affixed by screw thread, and the rubbing head outer cover is affixed by screw thread and turning cylinder, and polishing cloth is connected with the rubbing head outer cover by jump ring.
The basic principle of magnetic control type flexible polisher with air bag is: the power transmission shaft of magnetic control type flexible polisher with air bag can be clamped in any lathe (as parallel robot, machining center, milling machine, drilling machine) obtains to drive power on the unit head, rotate at a high speed thereby drive air bag; By can regulating the flexibility of air bag, thereby make rubbing head form the flexible polishing working face to the control of air pressure of input air bag; The flexible polishing working face can be easily forms the large tracts of land even contact with the free form surface of polished workpiece; Be filled with ferromagnetism between the free form surface of flexible polishing working face and polished workpiece and disperse abrasive particle, utilize of the micro-cutting effect realization polishing of these abrasive particles the surface of the work material; The electromagnet energising back that is installed in the turning cylinder front end forms electromagnetic field at periphery, can make ferromagnetism disperse abrasive particle to be attracted between the free form surface of flexible polishing working face and polished workpiece, to improve polishing efficiency, electromagnet also can pass to alternating current or intermittent current, disperse the gathering and the dispersion of abrasive particle in order to the control ferromagnetism, gathering and dispersion that ferromagnetism disperses abrasive particle to replace, cutting edge direction that can regular change abrasive particle improves the uniformity of stock-removing efficiency and texture; By can regulating the path of magnetic control type flexible polisher with air bag, and then realize the polishing process automation in the relative motion on free curve surface work pieces surface to the control of platen movement locus; And by the On-line Control to magnetic control type flexible polisher with air bag air bag air pressure, but the material removal amount of flexible modulation polished surface part, polishing tool is apart from the inexactness of die curve apart from control when remedying lathe scanning, help to obtain high shape face dimensional accuracy and stable normal direction polishing force, improve the burnishing surface quality.
The beneficial effect of magnetic control type flexible polisher with air bag of the present invention mainly shows:
(1), can control the distribution that ferromagnetism is disperseed abrasive particle between the free form surface of flexible polishing working face and polished workpiece by electromagnetic field, improve polishing effect and polishing efficiency;
(2) needn't autogamy drive power, can reduce the weight of manufacturing cost and instrument, and can be used with multiple lathe easily;
(3), by regulating the air pressure of air bag, can control the flexibility of polishing face, polishing tool and free form surface contact area are big, the polishing efficiency height;
(4), the feed distance of each free degree of adjusting platen and air bag air pressure can guarantee that the whole field method of burnishing surface is stable and relatively more even to polishing force, can obtain high polishing quality (it is following that surface roughness reaches Ra0.020 μ m);
(5), by to the control of overflow valve air-flow, the air pressure of control air bag that can be real-time and the normal direction polishing force of curved surface can be implemented in line traffic control;
(6), by gasbag pressure control, can accurately control the local polishing removal amount, carry out that local shape face is accurate to be revised;
(7), the relative position by control platen and unit head digital control, can adjust the distance of polishing tool and polishing workpiece curved surface, thus the automation of realization polishing process.
(4) description of drawings
Fig. 1 is the structural representation of magnetic control type flexible polisher with air bag of the present invention.
(5) specific embodiment
Below in conjunction with accompanying drawing the present invention is further described.
With reference to Fig. 1, a kind of magnetic control type flexible polisher with air bag, described polishing tool comprises an air bag 1, described air bag 1 front end has polishing cloth 2 as working face, described air bag 1 is installed in the retainer, retainer is installed in one and can drives on the turning cylinder 3 of retainer rotation, described retainer comprises rubbing head outer cover 4, rubbing head inner cover 5, rubbing head outer cover 4 is connected with turning cylinder 3 by screw thread, with resin polishing cloth 2 and rubbing head outer cover 4 bonding being integral, and reinforce with jump ring 6, rubbing head inner cover 5 is that polishing cloth 2 carries out the part that profile is determined and finalized the design, be connected as a single entity by screw thread and rubbing head outer cover 4, after polishing cloth 2 inflations, polishing cloth 2 carries out bonding with the inner ring contact portion of rubbing head inner cover 5 with resin; Turning cylinder 3 front ends stretch on the air bag cylindrical partly electromagnet 16 are installed, and electromagnet is introduced electric current by brush; Turning cylinder 3 sockets one sleeve pipe 7, described sleeve pipe 7 is tightly connected with described turning cylinder 3, has screw on the sleeve pipe 7 as outer air source inlet 8, overflow valve 9; Have air communication 10 on the turning cylinder 3 in the sleeve pipe 7, described gas channel 10 1 ends are communicated with outer air source inlet 8, and the other end is communicated with air bag 1.At the two ends of turning cylinder 3 rear end cap 11, drive end bearing bracket 12 are installed respectively, described rear end cap 11, drive end bearing bracket 12 are connected with sleeve pipe 7 by bearing respectively, in the sleeve pipe 7 mechanically-sealing apparatus is installed, described mechanically-sealing apparatus comprises seal cover 13, sealing ring 14, spring 15, and the two ends in the sleeve pipe 7 are separately installed with two cover mechanically-sealing apparatus.
Its operation principle is: gases at high pressure enter rubbing head from outer air source inlet 8, the air pressure size of rubbing head inside is by the control of overflow valve 9, when value that air pressure is set less than overflow valve 9, overflow valve 9 is in closed condition, source of the gas arrives air bag 1 through gas channel 10, otherwise overflow valve 9 is opened, thereby makes the air pressure in the air bag 1 maintain a predefined steady state value.The surface coverage of air bag 1 one deck polishing cloth 2, rotation at a high speed under the drive of turning cylinder 3, and it and free form surface can form the large tracts of land even contact, thereby can obtain uniform polishing effect and high polishing efficiency.By the air-flow control to overflow valve 9, the air pressure of control air bag 1 that can be real-time and the normal direction polishing force of curved surface can be implemented in line traffic control; By the control of air bag 1 pressure, can accurately control the local polishing removal amount, carry out the accurate correction of local shape face; Having or not of size by control electromagnet 16 electrical currents, alternation form, can change the intensity and the distribution in air bag 1 peripheral magnetic field, thereby change adhering to and distribution of the polishing cloth 2 surperficial ferromagnetism abrasive particles that adsorb, the frequent change of ferromagnetism abrasive particle distribution can improve polishing efficiency and polishing texture uniformity.
Claims (3)
1, a kind of magnetic control type flexible polisher with air bag is characterized in that:
Described polishing tool comprises that an air bag, described air bag front end have polishing cloth as working face, and described air bag is installed in the retainer;
Described retainer is installed on the turning cylinder, and the front end of described turning cylinder stretches in the described air bag, and described turning cylinder front end is equipped with electromagnet;
Described turning cylinder socket one sleeve pipe, described sleeve pipe and described turning cylinder are tightly connected, and have outer air source inlet, overflow valve on the described sleeve pipe;
Have gas channel on the turning cylinder in the sleeve pipe, described gas channel is communicated with described air bag.
2, magnetic control type flexible polisher with air bag as claimed in claim 1 is characterized in that: in the described sleeve pipe mechanically-sealing apparatus is installed, described mechanically-sealing apparatus comprises spring, seal.
3, magnetic control type flexible polisher with air bag as claimed in claim 1 or 2, it is characterized in that: described retainer comprises rubbing head outer cover, rubbing head inner cover, rubbing head outer cover and rubbing head inner cover are affixed by screw thread, the rubbing head outer cover is affixed by screw thread and turning cylinder, and polishing cloth is connected with the rubbing head outer cover by jump ring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2005100493283A CN1326662C (en) | 2005-03-10 | 2005-03-10 | Magnetic control type flexible polisher with air bag |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2005100493283A CN1326662C (en) | 2005-03-10 | 2005-03-10 | Magnetic control type flexible polisher with air bag |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1663745A CN1663745A (en) | 2005-09-07 |
| CN1326662C true CN1326662C (en) | 2007-07-18 |
Family
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB2005100493283A Expired - Fee Related CN1326662C (en) | 2005-03-10 | 2005-03-10 | Magnetic control type flexible polisher with air bag |
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| Country | Link |
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| CN (1) | CN1326662C (en) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102765012B (en) * | 2012-03-23 | 2014-06-25 | 中国科学院光电技术研究所 | Flexible controllable air bag polishing tool based on electrorheological fluid |
| CN103317424B (en) * | 2013-07-10 | 2016-04-13 | 厦门大学 | A kind of flexible polishing head |
| CN104097142B (en) * | 2014-06-24 | 2016-08-17 | 北京理工大学 | A kind of automatically controlled magnetic field flexible bladder type topping up burnishing device |
| CN104858725B (en) * | 2015-05-26 | 2017-12-12 | 浙江师范大学 | The magnetorheological brush polishing machine of medical titanium alloy screw air bag |
| CN106737780B (en) * | 2016-12-26 | 2019-04-19 | 重庆荣易达铝业有限公司 | Cylinder cap clamp device |
| CN107116449A (en) * | 2017-06-19 | 2017-09-01 | 成都睿坤科技有限公司 | Air bag polishing device and air bag polishing machine |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5255474A (en) * | 1990-08-06 | 1993-10-26 | Matsushita Electric Industrial Co., Ltd. | Polishing spindle |
| JPH07171757A (en) * | 1993-12-16 | 1995-07-11 | Shin Etsu Handotai Co Ltd | Wafer grinding device |
| CN2297280Y (en) * | 1997-05-02 | 1998-11-18 | 张建民 | Flexible grinding tools |
| JP2000317847A (en) * | 1999-04-28 | 2000-11-21 | Honda Motor Co Ltd | Finishing tool and finishing work method |
| JP2001293651A (en) * | 2000-04-17 | 2001-10-23 | Asahi Glass Co Ltd | Polishing device of plate-like body |
| CN2768969Y (en) * | 2005-03-10 | 2006-04-05 | 浙江工业大学 | Magnetic control air bag flexible polishing tool |
-
2005
- 2005-03-10 CN CNB2005100493283A patent/CN1326662C/en not_active Expired - Fee Related
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5255474A (en) * | 1990-08-06 | 1993-10-26 | Matsushita Electric Industrial Co., Ltd. | Polishing spindle |
| JPH07171757A (en) * | 1993-12-16 | 1995-07-11 | Shin Etsu Handotai Co Ltd | Wafer grinding device |
| CN2297280Y (en) * | 1997-05-02 | 1998-11-18 | 张建民 | Flexible grinding tools |
| JP2000317847A (en) * | 1999-04-28 | 2000-11-21 | Honda Motor Co Ltd | Finishing tool and finishing work method |
| JP2001293651A (en) * | 2000-04-17 | 2001-10-23 | Asahi Glass Co Ltd | Polishing device of plate-like body |
| CN2768969Y (en) * | 2005-03-10 | 2006-04-05 | 浙江工业大学 | Magnetic control air bag flexible polishing tool |
Also Published As
| Publication number | Publication date |
|---|---|
| CN1663745A (en) | 2005-09-07 |
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20070718 Termination date: 20130310 |