CN106985059B - A kind of hollow ball inside and outside spherical surface polishing method and device - Google Patents
A kind of hollow ball inside and outside spherical surface polishing method and device Download PDFInfo
- Publication number
- CN106985059B CN106985059B CN201710287186.7A CN201710287186A CN106985059B CN 106985059 B CN106985059 B CN 106985059B CN 201710287186 A CN201710287186 A CN 201710287186A CN 106985059 B CN106985059 B CN 106985059B
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- Prior art keywords
- spherical
- polishing
- outside
- workpiece
- spherical surface
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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
- B24B37/00—Lapping machines or devices; Accessories
- B24B37/02—Lapping machines or devices; Accessories designed for working surfaces of revolution
- B24B37/025—Lapping machines or devices; Accessories designed for working surfaces of revolution designed for working spherical surfaces
-
- 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
- B24B37/00—Lapping machines or devices; Accessories
- B24B37/11—Lapping tools
-
- 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
- B24B41/02—Frames; Beds; Carriages
-
- 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
- B24B55/00—Safety devices for grinding or polishing machines; Accessories fitted to grinding or polishing machines for keeping tools or parts of the machine in good working condition
- B24B55/06—Dust extraction equipment on grinding or polishing machines
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Grinding And Polishing Of Tertiary Curved Surfaces And Surfaces With Complex Shapes (AREA)
- Finish Polishing, Edge Sharpening, And Grinding By Specific Grinding Devices (AREA)
Abstract
A kind of hollow ball inside and outside spherical surface polishing method and device, are related to spherical surface polishing method and device.Equipped with extensible Internal Spherical Surface polishing ball tool and spherical outside surface grinding-polishing system, Internal Spherical Surface polishing ball tool and spherical outside surface grinding-polishing system simultaneous processing hollow ball workpiece, it is ensured that the centre of sphere registration of processing gained inside and outside spherical surface；Extensible Internal Spherical Surface polishing ball tool is made of three-dimensional scalable spherical support structural body, spherical hinge and fritter flexibility polishing pad；Spherical outside surface grinding-polishing system is equipped with spherical outside surface polishing support construction, spherical outside surface polishing pad, guide wheel drive system, fluid power system and outlet pipe.
Description
Technical field
The present invention relates to spherical surface polishing method and device, more particularly, to a kind of hollow ball inside and outside spherical surface polishing method and
Device.
Background technique
In accurate grinding, there is Internal Spherical Surface polishings to limit more, processing difficulties and the inside and outside spherical surface centre of sphere for spherical surface polishing
The problems such as registration is low.Currently, microspheres or globoid often carry out Internal Spherical Surface polishing, polishing work using spherical surface generating
Has the relative motion of head shapes, tool heads and workpiece there is many restrictions, difficulty of processing is big, at high cost.Simultaneously as workpiece
There is separation in inside and outside spherical surface polishing process, the inside and outside spherical surface centre of sphere registration of gained part hardly results in guarantor over time and space
Card.
Summary of the invention
The purpose of the present invention is to provide a kind of hollow ball inside and outside spherical surface polishing method and devices.
The hollow ball inside and outside spherical surface grinding and polishing device is equipped with extensible Internal Spherical Surface polishing ball tool and spherical outside surface polishing
System, Internal Spherical Surface polishing ball tool and spherical outside surface grinding-polishing system simultaneous processing hollow ball workpiece, it is ensured that ectosphere in processing gained
The centre of sphere registration in face；
The extensible Internal Spherical Surface polishing ball tool is soft by three-dimensional scalable spherical support structural body, spherical hinge and fritter
Property polishing pad constitute；Three-dimensional scalable spherical support structural body includes unit A and unit B, and unit A and unit B are with hinged shape
Formula is connected, and unit A and unit B constitute three circle chains for being located at orthogonal plane, and unit B fills in the blanks region, composition three
Spherical structure is tieed up, spherical hinge is housed on all nodes in outer end, the one end of each spherical hinge far from the centre of sphere is soft equipped with fritter
Property polishing pad.
In three-dimensional scalable spherical support structural body, the unit A is made of 2 nodes and 8 connecting rods, on each node
There are 4 revolute pairs being distributed uniformly and circumferentially, each revolute pair is connected with one end of 1 connecting rod；Connect different nodes
Connecting rod in pairs, be connected between each pair of connecting rod by hinge, on one of node be equipped with spherical hinge, spherical hinge far from section
The side of point is equipped with fritter flexibility polishing pad；The unit B is made of 2 nodes and 6 connecting rods, is had circumferentially on each node
Equally distributed 3 revolute pairs in direction, each revolute pair are connected with one end of 1 connecting rod；Connect the connecting rod two of different nodes
Two in pairs, are connected between each pair of connecting rod by hinge, and spherical hinge, side of the spherical hinge far from node are housed on one of node
Equipped with fritter flexibility polishing pad.
Wherein, spherical hinge can also be replaced with a kind of plush copper structure, and the rubber tip for carrying polishing pad is cased in plush copper structure
Set.Guarantee the degree of agreement of polishing pad and Internal Spherical Surface when processing by the mutual movement between ferrule and convex spherical structure；
The spherical outside surface grinding-polishing system drive system non-coplanar at least provided with two-way, it is ensured that sphere does not turn in single direction
It is dynamic, avoid sphere polishing uneven.
The spherical outside surface grinding-polishing system is equipped with spherical outside surface polishing support construction, spherical outside surface polishing pad, guide wheel drive system, liquid
Press drive system and outlet pipe.
Wherein, guide wheel drive system can also be replaced with the spinning motion of spherical outside surface polishing pad, utilize spherical outside surface polishing pad
The frictional force acted on workpiece when rotation drives workpiece rotation.
The hollow ball inside and outside spherical surface polishing method the following steps are included:
1) Internal Spherical Surface polishing ball tool is filled in into inside workpiece by aperture on workpiece to be processed shell；
2) workpiece is placed in spherical outside surface polishing support construction, comes into full contact with workpiece with spherical outside surface polishing pad, then
It flows hydraulic water flow along direction shown in arrow, so that a pair of of guide wheel is made speed change rotational motion along diagram direction, workpiece is forced to rotate
And spherical outside surface polishing pad is oppressed, the Polishing machining of workpiece spherical outside surface is carried out, is discharged by outlet pipe and takes away clast；
3) rotation of workpiece will drive internal polishing ball tool rotation, under the influence of centrifugal force, internal polishing ball tool
Rapid spreading simultaneously oppresses Internal Spherical Surface, and there are velocity lag, the fritter in polishing ball tool is flexible for workpiece and polishing ball tool
Polishing pad can do relative motion with Internal Spherical Surface, to realize the Polishing machining of Internal Spherical Surface.
Compared with the prior art, the invention has the following outstanding advantages:
1) since Internal Spherical Surface polishing ball tool has extensible structure, the centrifugal force generated when using rotation be can be realized certainly
The spreading of body, so being not necessarily to additional support when carrying out Internal Spherical Surface Polishing machining, workpiece is freely rotatable, and reduces limit
Factor processed simultaneously reduces difficulty of processing.After polishing ball tool is fully extended in spherical shell, operating condition is identical everywhere in Internal Spherical Surface, effectively
Polishing area is big, effectively reduces surface waviness, improves polishing efficiency.
2) the invention can ensure that the centre of sphere registration of workpiece inside and outside spherical surface, can be processed thin-walled hollow spherical shell.This is because logical
The mode of workpiece rotation of overdriving drives internal polishing ball tool polishing Internal Spherical Surface, while workpiece squeezes external polishing pad with polishing
Spherical outside surface.
3) the fritter flexibility polishing pad of spherical hinge support is suitable for spherical type.
Detailed description of the invention
Fig. 1 is the overall structure diagram of the embodiment of the present invention.Workpiece 3 is the complete spherical shell class part for having micro hole on face
(pore is micro hole in figure), to show its inner case, has done section processing to it.Workpiece 3 is without as shown in the figure in practice
Notch.
Fig. 2 is the structural schematic diagram of the extensible Internal Spherical Surface polishing ball tool of the embodiment of the present invention.
Fig. 3 is the structural schematic diagram of the unit A of the embodiment of the present invention.
Fig. 4 is the structural schematic diagram of the unit B of the embodiment of the present invention.
Specific embodiment
Present invention will be further explained below with reference to the attached drawings and examples.
Referring to Fig. 1~4, the embodiment of the present invention is equipped with extensible Internal Spherical Surface polishing ball tool 1 and spherical outside surface grinding-polishing system.
Internal Spherical Surface polishing ball tool and spherical outside surface grinding-polishing system simultaneous processing hollow ball workpiece 3, it is ensured that processing gained inside and outside spherical surface
Centre of sphere registration.
Extensible Internal Spherical Surface polishing ball tool is ground by three-dimensional scalable spherical support structural body, spherical hinge and fritter flexibility
Pad is thrown to constitute.Three-dimensional scalable spherical support structural body includes unit A (being denoted as label 8) and unit B (being denoted as label 9).Unit
Between be connected in an articulated manner.Unit A is connected with unit B, constitutes three circle chains for being located at orthogonal plane, unit B
Fill in the blanks region, forms three-dimensional spherical structure.Spherical hinge is housed, each spherical hinge is far from ball on all nodes in outer end
One end of the heart is equipped with fritter flexibility polishing pad.
Wherein, spherical hinge is also possible to be cased with the plush copper structure for the ferrule for carrying polishing pad.By rubber tip when processing
Mutual movement between set and convex spherical structure guarantees the degree of agreement of polishing pad and Internal Spherical Surface.
In three-dimensional scalable spherical support structural body, unit A is made of 2 node 13 and 8 connecting rods 12, on each node
There are 4 revolute pairs being distributed uniformly and circumferentially, each revolute pair is connected with one end of 1 connecting rod.Connect different nodes
Connecting rod in pairs, be connected between each pair of connecting rod by hinge.Spherical hinge 11 is housed, spherical hinge is separate on one of node
The side of node is equipped with the 1st fritter flexibility polishing pad 10.Unit B is made of 2 node 17 and 6 connecting rods 16, on each node
There are 3 revolute pairs being distributed uniformly and circumferentially, each revolute pair is connected with one end of 1 connecting rod.Connect different nodes
Connecting rod in pairs, be connected between each pair of connecting rod by hinge.Spherical hinge 15 is housed, spherical hinge is separate on one of node
The side of node is equipped with the 2nd fritter flexibility polishing pad 14.
The spherical outside surface grinding-polishing system is equipped with spherical outside surface polishing support construction 6, spherical outside surface polishing pad 5, a pair of of guide wheel 4, liquid
Press drive system (hydraulic water flow is flowed along 2 direction of arrow) and outlet pipe 7.
When the embodiment of the present invention works, Internal Spherical Surface polishing ball tool 1 is filled in by aperture on 3 shell of workpiece to be processed first
Then workpiece 3 is placed in spherical outside surface polishing support construction 6 by inside workpiece, connect workpiece sufficiently with spherical outside surface polishing pad 5
Touching flows hydraulic water flow along direction shown in arrow 2, so that a pair of of guide wheel 4 is made speed change rotational motion along diagram direction, forces
Workpiece 3 rotates and oppresses spherical outside surface polishing pad 5, carries out the Polishing machining of workpiece spherical outside surface, is discharged and is taken away broken by outlet pipe 7
Bits.Meanwhile the rotation of workpiece 3 will drive internal polishing ball tool 1 and rotate, and under the influence of centrifugal force, internal polishing ball tool 1
Rapid spreading simultaneously oppresses Internal Spherical Surface, since there are velocity lags with polishing ball tool for workpiece, so in polishing ball tool
1st fritter flexibility polishing pad 10 and the 2nd fritter flexibility polishing pad 14 can do relative motion with Internal Spherical Surface, to realize Internal Spherical Surface
Polishing machining.
Claims (6)
1. a kind of hollow ball inside and outside spherical surface grinding and polishing device, it is characterised in that equipped with extensible Internal Spherical Surface polishing ball tool and outside
Spherical surface grinding-polishing system, Internal Spherical Surface polishing ball tool and spherical outside surface grinding-polishing system simultaneous processing hollow ball workpiece, it is ensured that processing institute
Obtain the centre of sphere registration of inside and outside spherical surface；
The extensible Internal Spherical Surface polishing ball tool is ground by three-dimensional scalable spherical support structural body, spherical hinge and fritter flexibility
Pad is thrown to constitute；Three-dimensional scalable spherical support structural body includes unit A and unit B, unit A and unit B phase in an articulated manner
Connection, unit A and unit B constitute three circle chains for being located at orthogonal plane, and unit B fills in the blanks region, form three-dimensional ball
Shape structure, spherical hinge is equipped on all nodes in outer end, and the one end of each spherical hinge far from the centre of sphere is ground equipped with fritter flexibility
Throw pad；
In the scalable spherical support structural body of three-dimensional, the unit A is made of 2 nodes and 8 connecting rods, on each node
There are 4 revolute pairs being distributed uniformly and circumferentially, each revolute pair is connected with one end of 1 connecting rod；Connect different nodes
Connecting rod in pairs, be connected between each pair of connecting rod by hinge, on one of node be equipped with spherical hinge, spherical hinge far from section
The side of point is equipped with fritter flexibility polishing pad；The unit B is made of 2 nodes and 6 connecting rods, is had circumferentially on each node
Equally distributed 3 revolute pairs in direction, each revolute pair are connected with one end of 1 connecting rod；Connect the connecting rod two of different nodes
Two in pairs, are connected between each pair of connecting rod by hinge, and spherical hinge, side of the spherical hinge far from node are housed on one of node
Equipped with fritter flexibility polishing pad.
2. a kind of hollow ball inside and outside spherical surface grinding and polishing device as described in claim 1, it is characterised in that the spherical hinge plush copper
Structure replaces, and the ferrule for carrying polishing pad is cased in plush copper structure.
3. a kind of hollow ball inside and outside spherical surface grinding and polishing device as described in claim 1, it is characterised in that spherical outside surface polishing system
The system drive system non-coplanar at least provided with two-way.
4. a kind of hollow ball inside and outside spherical surface grinding and polishing device as described in claim 1, it is characterised in that spherical outside surface polishing system
System is equipped with spherical outside surface polishing support construction, spherical outside surface polishing pad, guide wheel drive system, fluid power system and outlet pipe.
5. a kind of hollow ball inside and outside spherical surface grinding and polishing device as claimed in claim 4, it is characterised in that the guide wheel drive system
It is replaced with the spinning motion of spherical outside surface polishing pad, pads the frictional force band acted on workpiece when rotation using spherical outside surface polishing and start building
Part rotation.
6. hollow ball inside and outside spherical surface polishing method, it is characterised in that the following steps are included:
1) Internal Spherical Surface polishing ball tool is filled in into inside workpiece by aperture on workpiece to be processed shell；
2) workpiece is placed in spherical outside surface polishing support construction, comes into full contact with workpiece with spherical outside surface polishing pad, then makes liquid
It presses water flow to flow along vertical downward direction, so that a pair of of guide wheel is made speed change rotational motion along guide wheel direction of rotation, workpiece is forced to rotate
And spherical outside surface polishing pad is oppressed, the Polishing machining of workpiece spherical outside surface is carried out, is discharged by outlet pipe and takes away clast；
3) rotation of workpiece will drive internal polishing ball tool rotation, and under the influence of centrifugal force, internal polishing ball tool is rapid
Spreading simultaneously oppresses Internal Spherical Surface, the fritter flexibility polishing of workpiece and polishing ball tool there are velocity lag, in polishing ball tool
Pad can do relative motion with Internal Spherical Surface, to realize the Polishing machining of Internal Spherical Surface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710287186.7A CN106985059B (en) | 2017-04-27 | 2017-04-27 | A kind of hollow ball inside and outside spherical surface polishing method and device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710287186.7A CN106985059B (en) | 2017-04-27 | 2017-04-27 | A kind of hollow ball inside and outside spherical surface polishing method and device |
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| Publication Number | Publication Date |
|---|---|
| CN106985059A CN106985059A (en) | 2017-07-28 |
| CN106985059B true CN106985059B (en) | 2018-12-28 |
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| CN201710287186.7A Expired - Fee Related CN106985059B (en) | 2017-04-27 | 2017-04-27 | A kind of hollow ball inside and outside spherical surface polishing method and device |
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Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108637874B (en) * | 2018-05-25 | 2019-05-24 | 厦门大学 | Three Degree Of Freedom sphere rotation type grinding and polishing device |
| CN109605186B (en) * | 2018-12-04 | 2022-03-15 | 厦门大学深圳研究院 | Sphere polishing machine |
| CN110510024A (en) * | 2019-09-24 | 2019-11-29 | 辽宁工程技术大学 | A kind of fold-playing variable diameter ball shape robot |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| ATE315980T1 (en) * | 2000-05-19 | 2006-02-15 | Applied Materials Inc | METHOD AND DEVICE FOR IN-SITE MONITORING THE THICKNESS DURING THE CHEMICAL-MECHANICAL PLANNING PROCESS |
| CN102451917B (en) * | 2010-10-25 | 2014-01-01 | 上海重型机器厂有限公司 | Finish machining method for inner and outer spherical surfaces of dome head of AP1000 nuclear power regulator |
| CN202883713U (en) * | 2012-11-19 | 2013-04-17 | 常州轴承总厂有限公司 | Tapered bore radial spherical plain bearing |
| CN203082194U (en) * | 2013-03-14 | 2013-07-24 | 瑞安市车辆配件厂 | Spherical gasket |
| JPWO2015020082A1 (en) * | 2013-08-09 | 2017-03-02 | 株式会社フジミインコーポレーテッド | Polishing tool and member processing method |
| CN104985523B (en) * | 2015-06-16 | 2017-07-21 | 中国工程物理研究院激光聚变研究中心 | Frangible tiny balloon polishing machine and polishing method |
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Effective date of registration: 20180122 Address after: Xiamen City, Fujian Province, 361005 South Siming Road No. 422 Applicant after: Xiamen University Applicant after: Shenzhen Research Institute of Xiamen University Address before: Xiamen City, Fujian Province, 361005 South Siming Road No. 422 Applicant before: Xiamen University |
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