CN103921150A - Vacuum fixture for machining thin-walled parts by CNC (Computer Numerical Control) milling machine - Google Patents
Vacuum fixture for machining thin-walled parts by CNC (Computer Numerical Control) milling machine Download PDFInfo
- Publication number
- CN103921150A CN103921150A CN201310013396.9A CN201310013396A CN103921150A CN 103921150 A CN103921150 A CN 103921150A CN 201310013396 A CN201310013396 A CN 201310013396A CN 103921150 A CN103921150 A CN 103921150A
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- CN
- China
- Prior art keywords
- air
- base plate
- vacuum
- milling machine
- vacuum fixture
- 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.)
- Pending
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q3/00—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine
- B23Q3/02—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine for mounting on a work-table, tool-slide, or analogous part
- B23Q3/06—Work-clamping means
- B23Q3/062—Work-clamping means adapted for holding workpieces having a special form or being made from a special material
- B23Q3/065—Work-clamping means adapted for holding workpieces having a special form or being made from a special material for holding workpieces being specially deformable, e.g. made from thin-walled or elastic material
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q3/00—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine
- B23Q3/02—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine for mounting on a work-table, tool-slide, or analogous part
- B23Q3/06—Work-clamping means
- B23Q3/061—Work-clamping means adapted for holding a plurality of workpieces
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q3/00—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine
- B23Q3/02—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine for mounting on a work-table, tool-slide, or analogous part
- B23Q3/06—Work-clamping means
- B23Q3/08—Work-clamping means other than mechanically-actuated
- B23Q3/088—Work-clamping means other than mechanically-actuated using vacuum means
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Jigs For Machine Tools (AREA)
Abstract
The invention provides a vacuum fixture for machining thin-walled parts by a CNC (Computer Numerical Control) milling machine. The vacuum fixture comprises a fixing module and a pneumatic module, wherein the fixing module comprises at least one bracket, at least one base plate and at least one seal plate; the at least one bracket is connected with the at least one base plate for supporting the at least one base plate; the pneumatic module comprises at least two air pipes, at least one vacuum pressure switch and at least one air slot; the at least two air pipes comprise a long air pipe and a short air pipe; the at least one seal plate is welded with the at least one base plate to form a vacuum chamber; the seal plate is welded with the air pipes to seal gaps among the air pipes and the base plate for isolating the air; the air slot is provided with a plurality of air holes and communicated with the vacuum chamber for circulating air in the air slot. The vacuum fixture for machining thin-walled parts by the CNC milling machine provided by the invention is simple and convenient to operate, maintains stability in a machining process, reduces products with poor quality, and reduces deformation of workpieces.
Description
Technical field
The present invention relates to a kind of vacuum fixture, particularly a kind of.
Background technology
High accuracy, thin wall component are widely used in the industries such as military project, electronics, and because its workpiece wall is thin, rigidity is low, in processing, needing the subject matter solving is clamping location, Reducing distortion.And stable processing technology need to be optimized from many-sides such as clamping workpiece, procedure arrangement, cutting line, cutting data parameter, tool selections.
In the field of business at present, most fixtures are the installation way by clamping, and carry out processing parts.Process-cycle is long, and process is unstable, and scrappage is high, and economic benefit is low.
Therefore, there is defect in prior art, needs to improve.
Summary of the invention
Technical problem to be solved by this invention is to provide a kind of easy to operate simple, keeps the stability of process, reduces the generation of bad quality, reduces the vacuum fixture of the processing thin-walled part of CNC milling machine of workpiece deformation.
Technical scheme of the present invention is as follows: the vacuum fixture of the processing thin-walled part of a kind of CNC milling machine, wherein, comprises stuck-module, Pneumatic module; Described Pneumatic module comprises at least one support, at least one base plate and at least one sealing plate, and described at least one support is connected with described at least one base plate, for supporting described at least one base plate; Described Pneumatic module comprises, at least two tracheaes, at least one vacuum pressure switch and at least one air drain, and described at least two tracheaes comprise a long air pipe and a brachytracheae; Wherein, described at least one sealing plate and the welding of at least one base plate, be used to form vacuum chamber; Described sealing plate and the welding of described tracheae, for sealing the gap between described tracheae and base plate, air-isolation; Described at least one air drain arranges some passages, and communicates with described vacuum chamber, for the ventilating air of air drain.
Preferably, described sealing plate and the welding of described tracheae, for sealing the gap between described tracheae and base plate, air-isolation.
Preferably, described at least one air drain is arranged on described at least one base plate, and be processed into consistent with the profile of workpiece, for placing associated workpiece.
Preferably, described at least one air drain periphery also arranges a storage tank, for place work piece.
Preferably, described at least two tracheaes are connected with described at least one vacuum pressure switch respectively, for sending alarm signal.
Adopt such scheme, the present invention is by arranging base plate, tracheae, sealing plate formation vacuum chamber, and tracheae connects vacuum generator, under the effect of vacuum generator, vacuum chamber produces vacuum effectiveness, and workpiece, under atmospheric effect, sucks on base plate, workpiece is placed on air drain by storage tank, horizontal direction can not move, and process stability is improved, and reduces the generation of bad quality, make processing cutting stress equalization, reduce workpiece deformation; The vacuum fixture of the processing thin-walled part of whole CNC milling machine is simple in structure, easy to operate simple, reduces labour intensity and enhances productivity; And by the vacuum pressure switch being connected with tracheae is set, when certain workpiece does not suck, corresponding vacuum pressure switch can send alarm signal, prompting operation person removes fault and starts to operate lathe again, enhances productivity.
Accompanying drawing explanation
Fig. 1 is the schematic diagram of first embodiment of the invention;
Fig. 2 is the schematic diagram of second embodiment of the invention;
Fig. 3 is the schematic diagram of third embodiment of the invention.
The specific embodiment
The present embodiment provides the vacuum fixture of the processing thin-walled part of a kind of CNC milling machine, and as shown in Figure 1, it comprises stuck-module, Pneumatic module; Described Pneumatic module comprises at least one support 1, at least one base plate 2 and at least one sealing plate 3, and described at least one support 1 welds mutually or is spirally connected with described at least one base plate 2, for supporting described at least one base plate 2; Described Pneumatic module comprises, at least two tracheaes, at least one vacuum pressure switch 7 and at least one air drain 6, and described at least two tracheaes comprise a long air pipe 4 and a brachytracheae 5; Wherein, described at least one sealing plate 3 welds or is spirally connected with at least one base plate 2, is used to form vacuum chamber.Described sealing plate 3 welds or is spirally connected with described long air pipe 4 and described brachytracheae 5, for sealing the gap of 2 of described tracheae and base plates, air-isolation.Described at least one air drain 6 is arranged on described at least one base plate 2, and be processed into consistent with the profile of workpiece 8, for placing associated workpiece 8.Described at least one air drain 6 arranges some passages 10, communicates with described vacuum chamber.The described base plate 2 processing air drain 6 consistent with workpiece profile, air drain 6 passages 10 communicate with vacuum chamber; Described at least two tracheaes are spirally connected with described at least one vacuum pressure switch 7 respectively, welding or bayonet socket are connected, for sending alarm signal.
Preferably, the support 1 of the vacuum fixture setting of the processing thin-walled part of described CNC milling machine welds or is bolted in CNC milling machine workbench, is convenient to the operation of the vacuum fixture of the processing thin-walled part of CNC milling machine, is conducive to increase work efficiency.
As shown in Figure 2, the present embodiment provides the sectional drawing of the vacuum fixture of the processing thin-walled part of a kind of CNC milling machine to another example, and wherein said sealing plate 3 and base plate 2 welding, form vacuum chamber; Described at least two tracheaes and 3 welding of described sealing plate, preferred, the described at least two tracheae other ends are connected with vacuum generator, use vacuum generator, thereby can utilize malleation source of the gas to produce negative pressure, produce positive/negative-pressure simultaneously, are conducive to form vacuum chamber; The described base plate 2 processing air drain 6 consistent with workpiece 8 profiles, air drain 6 passages 10 communicate with vacuum chamber; Workpiece 8 is placed on air drain 6 by storage tank 9, and horizontal direction can not move; Under the effect of vacuum generator, vacuum chamber produces vacuum effectiveness, and workpiece 8, under atmospheric effect, sucks on base plate 2; Vacuum pressure switch 7 is installed on described tracheae, and when certain workpiece 8 does not suck, corresponding vacuum pressure switch 7 can send alarm signal, and prompting operation person removes fault and starts to operate lathe again, thereby improves the operating efficiency of fixture.
Above-mentioned each example and technical characterictic thereof combine mutually.
Should be understood that, for those of ordinary skills, can be improved according to the above description or convert, and all these improvement and conversion all should belong to the protection domain of claims of the present invention.
Claims (5)
1. a vacuum fixture for the processing thin-walled part of CNC milling machine, is characterized in that, comprises stuck-module, Pneumatic module;
Described stuck-module comprises at least one support, at least one base plate and at least one sealing plate, and described at least one support is connected with described at least one base plate, for supporting described at least one base plate;
Described Pneumatic module comprises, at least two tracheaes, at least one vacuum pressure switch and at least one air drain, and described at least two tracheaes comprise a long air pipe and a brachytracheae;
Wherein, described at least one sealing plate and the welding of at least one base plate, be used to form vacuum chamber;
Described at least one air drain arranges some passages, and communicates with described vacuum chamber, for the ventilating air of air drain.
2. the vacuum fixture of the processing thin-walled part of CNC milling machine according to claim 1, is characterized in that, described sealing plate and the welding of described tracheae, for sealing the gap between described tracheae and base plate, air-isolation.
3. the vacuum fixture of the processing thin-walled part of CNC milling machine according to claim 2, is characterized in that, described at least one air drain is arranged on described at least one base plate, and be processed into consistent with the profile of workpiece, for placing associated workpiece.
4. the vacuum fixture of the processing thin-walled part of CNC milling machine according to claim 3, is characterized in that, described at least one air drain periphery also arranges a storage tank, for place work piece.
5. according to the vacuum fixture of the arbitrary described processing thin-walled part of CNC milling machine of claim 1-4, it is characterized in that, described at least two tracheaes are connected with described at least one vacuum pressure switch respectively, for sending alarm signal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310013396.9A CN103921150A (en) | 2013-01-11 | 2013-01-11 | Vacuum fixture for machining thin-walled parts by CNC (Computer Numerical Control) milling machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310013396.9A CN103921150A (en) | 2013-01-11 | 2013-01-11 | Vacuum fixture for machining thin-walled parts by CNC (Computer Numerical Control) milling machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN103921150A true CN103921150A (en) | 2014-07-16 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310013396.9A Pending CN103921150A (en) | 2013-01-11 | 2013-01-11 | Vacuum fixture for machining thin-walled parts by CNC (Computer Numerical Control) milling machine |
Country Status (1)
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|---|---|
| CN (1) | CN103921150A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110142628A (en) * | 2019-05-16 | 2019-08-20 | 沈阳飞机工业（集团）有限公司 | Bridge gas path module formula vacuum fixture |
| GB2600161A (en) * | 2020-10-26 | 2022-04-27 | Aros Group Ltd | A vacuum bed |
| CN115194425A (en) * | 2022-07-18 | 2022-10-18 | 安徽天航机电有限公司 | Method and device for machining special-shaped sheet metal part with thin-wall hole |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH08264628A (en) * | 1995-03-20 | 1996-10-11 | Kokusai Electric Co Ltd | Wafer vacuum-sucking apparatus |
| CN1849199A (en) * | 2003-07-11 | 2006-10-18 | 马丁·约翰·兰兹尼 | Vacuum hold-down |
| CN201371374Y (en) * | 2009-03-12 | 2009-12-30 | 嘉兴市峰佳吉晨实业有限公司 | Vacuum sucker cup device of numerical control machine tool |
| CN101733651A (en) * | 2008-11-11 | 2010-06-16 | 苏州春兴精工股份有限公司 | Vacuum clamp for machining porous sheet and using method thereof |
| CN102476300A (en) * | 2010-11-30 | 2012-05-30 | 中国科学院大连化学物理研究所 | Vacuum adsorption equipment used for fixing thin-wall plane workpiece |
| CN202507074U (en) * | 2011-12-29 | 2012-10-31 | 上海航天精密机械研究所 | Vacuum clamp for large curved wall board |
| CN203141159U (en) * | 2013-01-11 | 2013-08-21 | 福昌精密制品（深圳）有限公司 | Vacuum fixture for thin-walled part processing of numerically-controlled milling machine |
-
2013
- 2013-01-11 CN CN201310013396.9A patent/CN103921150A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH08264628A (en) * | 1995-03-20 | 1996-10-11 | Kokusai Electric Co Ltd | Wafer vacuum-sucking apparatus |
| CN1849199A (en) * | 2003-07-11 | 2006-10-18 | 马丁·约翰·兰兹尼 | Vacuum hold-down |
| CN101733651A (en) * | 2008-11-11 | 2010-06-16 | 苏州春兴精工股份有限公司 | Vacuum clamp for machining porous sheet and using method thereof |
| CN201371374Y (en) * | 2009-03-12 | 2009-12-30 | 嘉兴市峰佳吉晨实业有限公司 | Vacuum sucker cup device of numerical control machine tool |
| CN102476300A (en) * | 2010-11-30 | 2012-05-30 | 中国科学院大连化学物理研究所 | Vacuum adsorption equipment used for fixing thin-wall plane workpiece |
| CN202507074U (en) * | 2011-12-29 | 2012-10-31 | 上海航天精密机械研究所 | Vacuum clamp for large curved wall board |
| CN203141159U (en) * | 2013-01-11 | 2013-08-21 | 福昌精密制品（深圳）有限公司 | Vacuum fixture for thin-walled part processing of numerically-controlled milling machine |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110142628A (en) * | 2019-05-16 | 2019-08-20 | 沈阳飞机工业（集团）有限公司 | Bridge gas path module formula vacuum fixture |
| GB2600161A (en) * | 2020-10-26 | 2022-04-27 | Aros Group Ltd | A vacuum bed |
| CN115194425A (en) * | 2022-07-18 | 2022-10-18 | 安徽天航机电有限公司 | Method and device for machining special-shaped sheet metal part with thin-wall hole |
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| PB01 | Publication | ||
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| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20140716 |