CN108340296B - Clamp for processing hemispherical cover body - Google Patents
Clamp for processing hemispherical cover body Download PDFInfo
- Publication number
- CN108340296B CN108340296B CN201711457381.6A CN201711457381A CN108340296B CN 108340296 B CN108340296 B CN 108340296B CN 201711457381 A CN201711457381 A CN 201711457381A CN 108340296 B CN108340296 B CN 108340296B
- Authority
- CN
- China
- Prior art keywords
- cover body
- supporting plate
- supporting
- base
- hemispherical cover
- 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.)
- Active
Links
- 238000003825 pressing Methods 0.000 claims description 18
- 238000003466 welding Methods 0.000 claims description 4
- 238000000034 method Methods 0.000 abstract description 10
- 230000007306 turnover Effects 0.000 description 6
- 238000003754 machining Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25B—TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
- B25B11/00—Work holders not covered by any preceding group in the subclass, e.g. magnetic work holders, vacuum work holders
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Jigs For Machine Tools (AREA)
Abstract
The invention provides a clamp for processing a hemispherical cover body, which aims to solve the technical problems of difficult cover body processing and large deformation in the processing process in the prior art. The invention provides a clamp for processing a hemispherical cover body, which is characterized in that a supporting plate is arranged on a base, the supporting plate is fixed on the base through a connecting rod, an assembly hole is formed in the supporting plate, a clamping piece is further arranged on the supporting plate and used for clamping the hemispherical cover body, a supporting block is further arranged on the base, after the hemispherical cover body is assembled on the clamp, the edge part of the hemispherical cover body is locked by the clamping piece, the top of the hemispherical cover body is supported by the supporting block, in addition, the supporting plate also plays a role of supporting the hemispherical cover body, and in the processing process of the hemispherical cover body, the clamp can well support the hemispherical cover body due to the fact that the hemispherical cover body and the clamp have larger contact area, deformation of the hemispherical cover body in the processing process is avoided, and the processing precision of the hemispherical cover body is improved.
Description
Technical Field
The invention relates to a clamp, in particular to a clamp for processing a hemispherical cover body.
Background
A cover body is generally arranged on most devices, and the cover body mainly protects corresponding parts or is used for protection. The cover body generally has a smaller thickness, so that when the requirement on the dimensional accuracy of the cover body is higher, the processing difficulty of the cover body is correspondingly increased. Particularly for hemispherical covers, deformation of the cover during processing can easily occur, which affects the performance of the cover.
In the prior art, the clamp applied to the cover body is unreasonable in structure, and the deformation of the cover body is large when the cover body is processed, so that the precision of the cover body is reduced, and the processing cost of the cover body is improved.
Disclosure of Invention
The invention provides a clamp for processing a hemispherical cover body, which aims to solve the technical problems of difficult cover body processing and large deformation in the processing process in the prior art.
In order to solve the technical problems, the invention adopts the following technical scheme: the utility model provides a anchor clamps are used in processing of hemisphere cover body, includes the base be provided with the backup pad on the base, the backup pad passes through the connecting rod to be fixed in on the base, be provided with in the backup pad with cover body complex pilot hole still be provided with the centre gripping piece of clamping the cover body in the backup pad, the centre gripping piece equipartition in around the pilot hole still be provided with the supporting shoe of supporting the cover body on the base, the centre gripping piece include with the closing part of cover body contact with the location portion of closing part fixing in the backup pad, the cross section shape of location portion is the polygon be provided with in the backup pad with location portion complex holding tank, the degree of depth of holding tank is greater than the height of location portion, the location portion is fixed in through locking screw in the holding tank be provided with locking screw complex locking screw in the backup pad, locking screw with the holding tank communicates with each other.
The invention provides a clamp for processing a hemispherical cover body, which is characterized in that a supporting plate is arranged on a base, the supporting plate is fixed on the base through a connecting rod, an assembly hole is formed in the supporting plate, a clamping piece is further arranged on the supporting plate and used for clamping the hemispherical cover body, a supporting block is further arranged on the base, after the hemispherical cover body is assembled on the clamp, the edge part of the hemispherical cover body is locked by the clamping piece, the top of the hemispherical cover body is supported by the supporting block, in addition, the supporting plate also plays a role of supporting the hemispherical cover body, and in the processing process of the hemispherical cover body, the clamp can well support the hemispherical cover body due to the fact that the hemispherical cover body and the clamp have larger contact area, deformation of the hemispherical cover body in the processing process is avoided, and the processing precision of the hemispherical cover body is improved. The locating part is fixed in the holding tank through locking screw, and the position of compressing tightly portion for the backup pad can be adjusted to make anchor clamps can press from both sides the tight cover body better, optimized the performance of anchor clamps.
Alternatively, the supporting block is fixed on the base through a screw, a concave portion matched with the cover body is arranged on one side, contacted with the cover body, of the supporting block, a buffer layer is bonded on the concave portion, and the buffer layer is located between the cover body and the supporting block.
The supporting shoe is firm with base connection to, the setting of buffer layer can avoid the supporting shoe to damage the cover body effectively, has optimized anchor clamps and has had performance.
An alternative scheme is that one side of the pressing part, which is contacted with the cover body, is provided with a rubber layer, the rubber layer is adhered to the pressing part, and a rib plate is integrally arranged between the pressing part and the positioning part.
The arrangement of the rubber layer can effectively avoid the damage of the pressing part to the cover body, and the service performance of the clamp is optimized.
An optional scheme, connecting rod and base structure as an organic whole, the backup pad passes through the screw fixation on the connecting rod, the backup pad with be provided with the elastic cushion between the connecting rod, the elastic cushion cover is located on the screw.
The backup pad is fixed firm with the base, has improved the stability performance of anchor clamps in the use. The elastic pad mainly plays a role in preventing loosening, and improves the stability of the clamp in the use process.
An optional scheme still be provided with on the connecting rod with the auxiliary block of cover body contact, the auxiliary block passes through the body of rod and fixes on the connecting rod, the auxiliary block welding is in on the body of rod, the body of rod welding is in on the connecting rod.
The auxiliary block is mainly used for carrying out auxiliary support on the cover body so that the cover body and the clamp have larger contact area, thereby avoiding deformation of the cover body in the processing process and optimizing the service performance of the clamp.
Compared with the prior art, the clamp for processing the hemispherical cover body has the following advantages:
1. the cover body and the clamp have larger contact area, so that the deformation of the cover body in the processing process can be effectively avoided, and the processing precision of the cover body is improved.
2. The support block can effectively support the cover body, so that the stability of the cover body is improved, and the processing precision of the cover body is further improved.
3. The locating part of grip block locks in the backup pad through the locking screw, and the anchor clamps are easy to assemble, have optimized the performance of anchor clamps.
Drawings
FIG. 1 is a front view of a fixture for hemispherical cover machining in accordance with the present invention;
FIG. 2 is a cross-sectional view taken at A-A of FIG. 1.
Detailed Description
The following describes a clamp for processing a hemispherical cover body according to the present invention with reference to the accompanying drawings. The following examples are intended only to aid those skilled in the art in understanding the present invention and are not intended to be limiting thereof.
The clamp is used for clamping the hemispherical cover body 15, the hemispherical cover body 15 comprises a spherical part and a turnover part positioned at the edge of the spherical part, the turnover part and the spherical part are of an integrated structure, and the turnover part is mainly used for facilitating the assembly of the cover body 15 with an adjacent structure;
As shown in fig. 1 and 2, the clamp comprises a base 1, wherein a supporting plate 2 is arranged on the base 1, the supporting plate 2 is fixed on the base 1 through a connecting rod 3, the connecting rod 3 and the base 1 are of an integrated structure, the supporting plate 2 is fixed on the connecting rod 3 through a screw, an elastic pad is arranged between the supporting plate 2 and the connecting rod 3, the elastic pad is sleeved on the screw, the supporting plate 2 is fixed on the connecting rod 3 through a screw, and the supporting plate 2 is convenient to assemble and firm to fix;
The supporting plate 2 is provided with an assembly hole 4 matched with the cover body 15, the assembly hole 4 is mainly used for enabling a spherical part of the cover body 15 to pass through, the side wall of the assembly hole 4 is a cambered surface, and the cambered surface can be attached to the spherical part so as to increase the contact area of the cover body 15 and the clamp;
As shown in fig. 1 and 2, the supporting plate 2 is further provided with clamping pieces 5 for clamping the cover body 15, the clamping pieces 5 are uniformly distributed around the assembly hole 4, the clamping pieces 5 comprise a pressing part 7 in contact with the cover body 15 and a positioning part 8 for fixing the pressing part 7 on the supporting plate 2, the positioning part 8 and the pressing part 7 are of an integrated structure, the cross section of the positioning part 8 is polygonal, the supporting plate 2 is provided with a containing groove 9 matched with the positioning part 8, the depth of the containing groove 9 is larger than the height of the positioning part 8, the positioning part 8 is fixed in the containing groove 9 through a locking screw 10, the supporting plate 2 is provided with a locking screw hole matched with the locking screw 10, the locking screw hole is communicated with the containing groove 9, when the cover body 15 is clamped, a turnover part of the cover body 15 is positioned between the pressing part 7 and the supporting plate 2, the pressing part 7 is rotated to the supporting plate 2, and the turnover part of the cover body 15 is pressed by the rotating locking screw 10, so that the turnover part of the cover body 15 is fixed by friction force;
As shown in fig. 1 and 2, a rubber layer is disposed on one side of the pressing portion 7 contacting with the cover 15, the rubber layer is adhered to the pressing portion 7, a rib plate 12 is integrally disposed between the pressing portion 7 and the positioning portion 8, and the rib plate 12 is mainly used for improving the connection strength between the pressing portion 7 and the positioning portion 8, so as to improve the stability of the clamping piece 5 in use;
As shown in fig. 2, the base 1 is further provided with a supporting block 6 for supporting the cover 15, the supporting block 6 is fixed on the base 1 by a screw, a concave portion matched with the cover 15 is arranged on one side, contacted with the cover 15, of the supporting block 6, the surface, contacted with the cover 15, of the concave portion is an arc surface, the arc surface is adhered to the spherical portion of the cover 15, a buffer layer 11 is adhered to the concave portion, the buffer layer 11 is positioned between the cover 15 and the supporting block 6, the buffer layer 11 can be made of rubber materials, the buffer layer 11 can effectively prevent the cover 15 from being damaged by the supporting block 6, and the performance of the clamp is optimized;
as shown in fig. 2, an auxiliary block 13 contacting with the cover 15 is further disposed on the connecting rod 3, the auxiliary block 13 is fixed on the connecting rod 3 through a rod body 14, the auxiliary block 13 is welded on the rod body 14, and the rod body 14 is welded on the connecting rod 3. The contact surface of the auxiliary block 13 and the cover body 15 is also an arc surface, so that the auxiliary block 13 can be well attached to the cover body 15, the contact area of the cover body 15 and the clamp is increased, the cover body 15 is not easy to deform in the processing process, and the processing precision of the cover body 15 is improved.
The clamp disclosed by the invention is a special clamp and is suitable for clamping the cover body 15 during mass production of the cover body 15, so that different clamps are adopted for the cover bodies 15 with different sizes and different specifications.
Some embodiments of the invention are described in detail above with reference to the accompanying drawings. Modifications of the above-described embodiments may be made by those skilled in the art, based on the technical solutions of the present invention, which still fall within the scope of the present invention.
Claims (2)
1. The utility model provides a anchor clamps are used in hemisphere cover body processing, includes base (1), its characterized in that: the base (1) is provided with a supporting plate (2), the supporting plate (2) is fixed on the base (1) through a connecting rod (3), the supporting plate (2) is provided with an assembly hole (4) matched with a cover body, the side wall of the assembly hole (4) is an arc surface, the supporting plate (2) is also provided with a clamping piece (5) for clamping the cover body, the clamping piece (5) is uniformly distributed around the assembly hole (4), the base (1) is also provided with a supporting block (6) for supporting the cover body, the clamping piece (5) comprises a pressing part (7) contacted with the cover body and a positioning part (8) for fixing the pressing part (7) on the supporting plate (2), the cross section of the positioning part (8) is polygonal, the supporting plate (2) is provided with a containing groove (9) matched with the positioning part (8), the depth of the containing groove (9) is larger than the height of the positioning part (8), the positioning part (8) is fixedly arranged in the supporting block (6) through a screw hole (10) matched with the supporting plate (9) through an auxiliary screw hole (10) and is further arranged in the containing groove (9), auxiliary block (13) are fixed on connecting rod (3) through body of rod (14), auxiliary block (13) welding is in on body of rod (14), body of rod (14) welding is in on connecting rod (3), supporting shoe (6) are in through the fix with screw on base (1), supporting shoe (6) are provided with cover complex concave part with cover one side that contacts on the concave part bond has buffer layer (11), buffer layer (11) are located between cover and supporting shoe (6), connecting rod (3) and base (1) are integrated into one piece structure, backup pad (2) are in through the fix with screw on connecting rod (3), backup pad (2) with be provided with the elastic cushion between connecting rod (3), the elastic cushion cover is located on the screw.
2. The fixture for processing a hemispherical cover according to claim 1, wherein: a rubber layer is arranged on one side, which is contacted with the cover body, of the pressing part (7), the rubber layer is adhered to the pressing part (7), and a rib plate (12) is integrally arranged between the pressing part (7) and the positioning part (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711457381.6A CN108340296B (en) | 2017-12-28 | 2017-12-28 | Clamp for processing hemispherical cover body |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711457381.6A CN108340296B (en) | 2017-12-28 | 2017-12-28 | Clamp for processing hemispherical cover body |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108340296A CN108340296A (en) | 2018-07-31 |
| CN108340296B true CN108340296B (en) | 2024-05-28 |
Family
ID=62963335
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711457381.6A Active CN108340296B (en) | 2017-12-28 | 2017-12-28 | Clamp for processing hemispherical cover body |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108340296B (en) |
Families Citing this family (6)
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| CN112440224A (en) * | 2019-09-04 | 2021-03-05 | 亚杰科技（江苏）有限公司 | Positioning jig of automobile exhaust hood |
| CN110695744A (en) * | 2019-09-30 | 2020-01-17 | 山西江淮重工有限责任公司 | Clamping tool and clamping method for alignment of part with concave-convex arc curved surface |
| CN112405044B (en) * | 2020-11-19 | 2023-09-29 | 首都航天机械有限公司 | Integral spinning type hemispherical shell internal profile machining device |
| CN112453938B (en) * | 2020-11-26 | 2023-12-29 | 首都航天机械有限公司 | Integral spinning type hemispherical shell external profile machining device |
| CN113211351B (en) * | 2021-05-14 | 2022-03-08 | 中国工程物理研究院激光聚变研究中心 | Self-adaptive flexible low-stress clamping device and clamping method for deep rise aspheric element |
| CN114654154A (en) * | 2022-05-13 | 2022-06-24 | 泰州宏润金属科技有限公司 | Clamping equipment for machine tool operation |
Citations (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2269946A (en) * | 1940-04-20 | 1942-01-13 | Raybestos Manhattan Inc | Work holder for drilling bowling balls |
| EP0490746A1 (en) * | 1990-12-11 | 1992-06-17 | AEROSPATIALE Société Nationale Industrielle | Process and apparatus for shaping and clamping thin workpieces of large dimensions in a predetermined calculated profile |
| CN201455701U (en) * | 2009-08-24 | 2010-05-12 | 南车洛阳机车有限公司 | Assembly milling tool |
| CN201720706U (en) * | 2010-05-28 | 2011-01-26 | 杭州大和热磁电子有限公司 | Machining fixture body for thin board or circular ring type products |
| CN201807917U (en) * | 2010-10-08 | 2011-04-27 | 上海电气电站设备有限公司 | Positioning jig for processing of weld joint beveller for shell plate of nuclear equipment |
| CN102069350A (en) * | 2010-12-17 | 2011-05-25 | 二重集团（德阳）重型装备股份有限公司 | Method for processing end faces of ball valve, and special mold thereof |
| CN201871948U (en) * | 2010-11-30 | 2011-06-22 | 杭州钱江万胜电器制造有限公司 | Work turntable of compressor casing processing equipment |
| CN201940834U (en) * | 2011-02-14 | 2011-08-24 | 常州华德机械有限公司 | Movable fixture for processing upper journal box fitting spigot |
| CN202097563U (en) * | 2010-11-19 | 2012-01-04 | 无锡曙光模具有限公司 | Fixture structure for processing large-size thin-wall annular parts |
| CN102407452A (en) * | 2011-10-28 | 2012-04-11 | 江苏飞月轴瓦有限公司 | Clamp used during thinning machining of semicircular bearing |
| CN202367477U (en) * | 2011-12-23 | 2012-08-08 | 洛阳轴研科技股份有限公司 | Internal surface machining fixture for momentum wheel housing |
| CN103100907A (en) * | 2013-01-28 | 2013-05-15 | 北京航空航天大学 | Freezing fixation flexible clamp used for numerical control cutting machining of thin-walled part |
| CN207669181U (en) * | 2017-12-28 | 2018-07-31 | 平湖市瑞阳精密机械有限公司 | A kind of hemispherical cover body fixture for processing |
-
2017
- 2017-12-28 CN CN201711457381.6A patent/CN108340296B/en active Active
Patent Citations (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2269946A (en) * | 1940-04-20 | 1942-01-13 | Raybestos Manhattan Inc | Work holder for drilling bowling balls |
| EP0490746A1 (en) * | 1990-12-11 | 1992-06-17 | AEROSPATIALE Société Nationale Industrielle | Process and apparatus for shaping and clamping thin workpieces of large dimensions in a predetermined calculated profile |
| CN201455701U (en) * | 2009-08-24 | 2010-05-12 | 南车洛阳机车有限公司 | Assembly milling tool |
| CN201720706U (en) * | 2010-05-28 | 2011-01-26 | 杭州大和热磁电子有限公司 | Machining fixture body for thin board or circular ring type products |
| CN201807917U (en) * | 2010-10-08 | 2011-04-27 | 上海电气电站设备有限公司 | Positioning jig for processing of weld joint beveller for shell plate of nuclear equipment |
| CN202097563U (en) * | 2010-11-19 | 2012-01-04 | 无锡曙光模具有限公司 | Fixture structure for processing large-size thin-wall annular parts |
| CN201871948U (en) * | 2010-11-30 | 2011-06-22 | 杭州钱江万胜电器制造有限公司 | Work turntable of compressor casing processing equipment |
| CN102069350A (en) * | 2010-12-17 | 2011-05-25 | 二重集团（德阳）重型装备股份有限公司 | Method for processing end faces of ball valve, and special mold thereof |
| CN201940834U (en) * | 2011-02-14 | 2011-08-24 | 常州华德机械有限公司 | Movable fixture for processing upper journal box fitting spigot |
| CN102407452A (en) * | 2011-10-28 | 2012-04-11 | 江苏飞月轴瓦有限公司 | Clamp used during thinning machining of semicircular bearing |
| CN202367477U (en) * | 2011-12-23 | 2012-08-08 | 洛阳轴研科技股份有限公司 | Internal surface machining fixture for momentum wheel housing |
| CN103100907A (en) * | 2013-01-28 | 2013-05-15 | 北京航空航天大学 | Freezing fixation flexible clamp used for numerical control cutting machining of thin-walled part |
| CN207669181U (en) * | 2017-12-28 | 2018-07-31 | 平湖市瑞阳精密机械有限公司 | A kind of hemispherical cover body fixture for processing |
Non-Patent Citations (1)
| Title |
|---|
| 王启平主编.《机床夹具设计》.哈尔滨工业大学出版社,1996,(第2版),81. * |
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| CN108340296A (en) | 2018-07-31 |
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