CN108942322A - A kind of anti-deformation clamping device for large thin-wall annular element - Google Patents
A kind of anti-deformation clamping device for large thin-wall annular element Download PDFInfo
- Publication number
- CN108942322A CN108942322A CN201811159002.XA CN201811159002A CN108942322A CN 108942322 A CN108942322 A CN 108942322A CN 201811159002 A CN201811159002 A CN 201811159002A CN 108942322 A CN108942322 A CN 108942322A
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- Prior art keywords
- thin
- wall annular
- wall
- sliding block
- type groove
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- Pending
Links
- 238000000034 method Methods 0.000 claims abstract description 13
- 238000003754 machining Methods 0.000 abstract description 6
- 238000004519 manufacturing process Methods 0.000 abstract description 4
- 238000003825 pressing Methods 0.000 description 5
- 238000010586 diagram Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 238000005520 cutting process Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
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
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Jigs For Machine Tools (AREA)
- Machine Tool Units (AREA)
Abstract
The invention discloses a kind of anti-deformation clamping devices for large thin-wall annular element, the anti-deformation clamping device includes processing platform, clamping component and fixation kit, the processing platform is annular round-like structure, its outer diameter is greater than the outer diameter of thin-wall annular part to be processed, technique processing hole is provided centrally in the processing platform, the T-type groove that multiple groups radially distribute is equipped on the processing platform, the clamping component is set in T-type groove and can move along T-type groove, the clamping component is by fixation kit for thin-wall annular part to be processed to be fixed.Using anti-deformation clamping device of the present invention, positioning accuracy can be effectively improved, it can effectively solve the problems, such as that the clamping deformation of thin-wall annular part and machining accuracy are lower, guarantee higher concentricity requirement, to reduce the scrappage and manufacturing cost of thin-wall annular part.It is simple with structure, it is safe and practical, it is easy for operation, it is suitble to promote the use of.
Description
Technical field
The present invention relates to positioning fixture technical fields in machining, specifically a kind of to be used for large thin-wall ring
The anti-deformation clamping device of shape part.
Background technique
It the advantages that light-weight, structure efficiency is high because of its due to thin-wall annular part, is widely used in aerospace field.
Therefore, people can usually encounter the case where processing to thin-wall annular part, but most of thin-walled in mechanical processing process
The problems such as structure is complicated for annular element, wall is thin and rigidity is poor, and unstability and vibration easily occur in process.It is shown in Figure 1,
The thin-wall annular part is relatively large in diameter, the processing for such thin-wall annular part, and main problem is to ensure certain pressing force
While, workpiece will not deform.When it being fixed using existing clamp for machining, since part is larger, and wall thickness
It is small, cause its rigidity weak, needs to process its outer wall and inner wall, therefore its pressing force is difficult to hold: if it is pressing force
Small, Cutting Force is easy that part is made to spin；It is big if it is pressing force, it be easy to cause diameter of part that can be stretched, causes originally in machine
The inner hole of passed examination on bed unloads rear diameter of bore from fixture and but becomes smaller.In the actual processing process, when pressing force is fixed
When uneven, after usually there is processing finished piece(s), workpiece integrally deforms, and precision may be due to overall deformation and beyond rule
The requirement for determining range tends not to the required precision for meeting part, causes the scrappage of thin-wall annular part higher, manufacturing cost
Increase.It is then desired to which a kind of anti-deformation clamping device dedicated for large thin-wall annular element solves the above problems.
Summary of the invention
The technical problem to be solved by the present invention is to be directed to background technique, provide that a kind of structure is simple, makes
With conveniently, positioning accuracy can be effectively improved, can effectively solve the problems, such as that the clamping deformation of thin-wall annular part and machining accuracy are lower,
Guarantee higher concentricity requirement, specifically a kind of anti-deformation clamping device for large thin-wall annular element.
In order to solve the above technical problems, the technical scheme adopted by the invention is as follows: it is a kind of for large thin-wall annular element
Anti-deformation clamping device, the anti-deformation clamping device include processing platform, clamping component and fixation kit, and the processing is flat
Platform is annular round-like structure, and outer diameter is greater than the outer diameter of thin-wall annular part to be processed, sets at the center of the processing platform
It is equipped with technique processing hole, the T-type groove that multiple groups radially distribute is equipped on the processing platform, the clamping component is set to
Can move in T-type groove and along T-type groove, the clamping component by fixation kit for thin-wall annular part to be processed into
Row is fixed.
Further, a kind of anti-deformation clamping device for large thin-wall annular element of the present invention, wherein described
Clamping component includes positioning and guiding sliding block and supports fixed sliding block, and it is sliding that the fixed sliding block of the support is set to the positioning and guiding
The top of block, the contour structures of the positioning and guiding sliding block match with the T-type groove, and can be in the T-type groove certainly
By moving, described to support fixed sliding block be the U-shaped structure that two sides have arc shape, the radian of lateral wall and thin-wall annular part
Inner wall radian is identical, and the radian of inner sidewall and the outer wall radian of thin-wall annular part are identical, and the positioning and guiding sliding block passes through fixation
Component connect realization with processing platform and thin-wall annular part to be processed is fixed.
Further, a kind of anti-deformation clamping device for large thin-wall annular element of the present invention, wherein described
Fixation kit is connection bolt, and the T-type groove two sides in the processing platform are equipped with the symmetrical Blind locating holes of multiple groups,
The two sides of the positioning and guiding sliding block are equipped with connection through-hole, the connection through-hole and Blind locating holes with the connection bolt phase
Match, the positioning and guiding sliding block passes sequentially through connection through-hole and Blind locating holes by connecting bolt from top to bottom, realizes to be added
The thin-wall annular part of work is fixed.
Further, a kind of anti-deformation clamping device for large thin-wall annular element of the present invention, wherein described
Connection through-hole and Blind locating holes are and the threaded hole that connect bolt and match.
Using a kind of anti-deformation clamping device for large thin-wall annular element of the present invention, due in the processing
Platform is equipped with the T-type groove that multiple groups radially distribute, and the clamping component is set in T-type groove and can move along T-type groove
Dynamic while symmetrical equipped with multiple groups in the T-type groove two sides in processing platform Blind locating holes, and the clamping group
Part includes positioning and guiding sliding block and supports fixed sliding block, and the fixation kit is connection bolt, and sliding in the positioning and guiding
The two sides of block are equipped with connection through-hole, and the connection through-hole and Blind locating holes match with the connection bolt, and the positioning is led
Connection through-hole and Blind locating holes are passed sequentially through by connection bolt from top to bottom to sliding block.When need to the inner hole of circular thin-wall into
When row processing, positioning and guiding sliding block can be in contact with the outer wall of circular thin-wall, led to by the movement support fixed sliding block
It crosses connection bolt and passes sequentially through connection through-hole and Blind locating holes from top to bottom, thin-wall annular part to be processed is consolidated in realization
It is fixed.And when needing the outer wall to circular thin-wall process, it can will be positioned by the fixed sliding block of the movement support
Guide runner is in contact with the inner wall of circular thin-wall, passes sequentially through connection through-hole and positioning blind from top to bottom by connection bolt
Thin-wall annular part to be processed is fixed in hole, realization.In conclusion using anti-deformation clamping device of the present invention,
Positioning accuracy can be effectively improved, can effectively solve the problems, such as that the clamping deformation of thin-wall annular part and machining accuracy are lower, guarantee compared with
High concentricity requirement, to reduce the scrappage and manufacturing cost of thin-wall annular part.It is simple with structure, it is safe and practical,
It is easy for operation, it is suitble to promote the use of.
Detailed description of the invention
The present invention is described in further detail below in conjunction with the accompanying drawings.
Fig. 1 is the structural schematic diagram of large thin-wall annular element to be processed；
Fig. 2 is structural schematic diagram of the invention；
Fig. 3 is the partial enlarged view in Fig. 2 at A.
As shown in the figure: 1- processing platform, 2- technique processing hole, 3-T type groove, 4- positioning and guiding sliding block, 5- support are fixed
Sliding block, 6- connection through-hole, 7- connection bolt, 8- Blind locating holes, 9- thin-wall annular part.
Specific embodiment
As shown in Figure 1 to Figure 3, a kind of anti-deformation clamping device for large thin-wall annular element of the present invention, institute
Stating anti-deformation clamping device includes processing platform 1, clamping component and fixation kit, and the processing platform 1 is that annular is round table-like
Structure, outer diameter are greater than the outer diameter of thin-wall annular part to be processed, are provided centrally with technique processing hole in the processing platform 1
2, the T-type groove 3 that multiple groups radially distribute is equipped on the processing platform 1, the clamping component is set in T-type groove 3
And can be moved along T-type groove 3, the clamping component is by fixation kit for thin-wall annular part to be processed to be fixed.
Further, a kind of anti-deformation clamping device for large thin-wall annular element of the present invention, wherein described
Clamping component includes positioning and guiding sliding block 4 and supports fixed sliding block 5, and the fixed sliding block 5 of the support is set to the positioning and leads
To the top of sliding block 4, the contour structures of the positioning and guiding sliding block 4 match with the T-type groove 3, and can be recessed in the T-type
It is moved freely in slot 3, the U-shaped structure for supporting fixed sliding block 5 that there is arc shape for two sides, the radian and thin-walled of lateral wall
The inner wall radian of annular element is identical, and the radian of inner sidewall and the outer wall radian of thin-wall annular part are identical, the positioning and guiding sliding block 4
Realization is connect with processing platform 1 by fixation kit thin-wall annular part to be processed is fixed.
Further, a kind of anti-deformation clamping device for large thin-wall annular element of the present invention, wherein described
Fixation kit is connection bolt 7, and 3 two sides of T-type groove in the processing platform 1 are equipped with the symmetrical Blind locating holes of multiple groups
8, be equipped with connection through-hole 6 in the two sides of the positioning and guiding sliding block 4, the connection through-hole 6 and Blind locating holes 8 with the connection
Bolt 7 matches, and the positioning and guiding sliding block 4 passes sequentially through connection through-hole 6 and Blind locating holes by connecting bolt 7 from top to bottom
8, thin-wall annular part to be processed is fixed in realization.
Further, a kind of anti-deformation clamping device for large thin-wall annular element of the present invention, wherein described
Connection through-hole 6 and Blind locating holes 8 are and the threaded hole that connect bolt 7 and match.
In actual use, using a kind of anti-deformation clamping dress for large thin-wall annular element of the present invention
It sets, the T-type groove 3 to radially distribute due to being equipped with multiple groups on the processing platform 1, it is recessed that the clamping component is set to T-type
It can move in slot 3 and along T-type groove 3, while symmetrical equipped with multiple groups in 3 two sides of T-type groove in the processing platform 1
Blind locating holes 8, and the clamping component includes positioning and guiding sliding block 4 and supports fixed sliding block 5, and the fixation kit is to connect
Connecting bolt 7, wherein the U-shaped structure for supporting fixed sliding block 5 that there is arc shape for two sides, the radian and thin-walled ring of lateral wall
The inner wall radian of shape part is identical, and the radian of inner sidewall and the outer wall radian of thin-wall annular part are identical；And it is sliding in the positioning and guiding
The two sides of block 4 are equipped with connection through-hole 6, and the connection through-hole 6 and Blind locating holes 8 match with the connection bolt 7, described fixed
Position guide runner 4 passes sequentially through connection through-hole 6 and Blind locating holes 8 by connecting bolt 7 from top to bottom.When needing to circular thin-wall
It, can be by the fixed sliding block 5 of the movement support, by the outer of positioning and guiding sliding block 4 and circular thin-wall 9 when 9 inner hole is processed
Wall is in contact, and passes sequentially through connection through-hole 6 and Blind locating holes 8 from top to bottom by connection bolt 7, realizes to thin-walled to be processed
Annular element 9 is fixed.And when needing the outer wall to circular thin-wall 9 process, it can be solid by the movement support
Positioning and guiding sliding block 4 is in contact by fixed slider 5 with the inner wall of circular thin-wall 9, is passed sequentially through from top to bottom by connecting bolt 7
Through-hole 6 and Blind locating holes 8 are connected, thin-wall annular part to be processed is fixed in realization.
In conclusion positioning accuracy can be effectively improved using anti-deformation clamping device of the present invention, can effectively solve
The certainly clamping deformation of thin-wall annular part and the lower problem of machining accuracy, guarantee higher concentricity requirement, to reduce thin-walled
The scrappage and manufacturing cost of annular element.It is simple with structure, it is safe and practical, it is easy for operation, it is suitble to promote the use of.
The foregoing is merely the preferred embodiment of the present invention, are not intended to limit the invention, for the technology of this field
For personnel, there can be various modifications and variations, it is all to utilize any modification, equivalent replacement, improvement and so on of the present invention, it should all
It is included within protection scope of the present invention.
Claims (4)
1. a kind of anti-deformation clamping device for large thin-wall annular element, it is characterised in that: the anti-deformation clamping device packet
Processing platform (1), clamping component and fixation kit are included, the processing platform (1) is annular round-like structure, and outer diameter is greater than
The outer diameter of thin-wall annular part to be processed is provided centrally with technique processing hole (2) in the processing platform (1), adds described
Work platform (1) is equipped with the T-type groove (3) that multiple groups radially distribute, and the clamping component is set in T-type groove (3) and can
Mobile along T-type groove (3), the clamping component is by fixation kit for thin-wall annular part to be processed to be fixed.
2. a kind of anti-deformation clamping device for large thin-wall annular element according to claim 1, it is characterised in that: institute
It states clamping component to include positioning and guiding sliding block (4) and support fixed sliding block (5), the support fixed sliding block (5) is set to institute
The top of positioning and guiding sliding block (4) is stated, the contour structures of the positioning and guiding sliding block (4) match with the T-type groove (3),
And can be moved freely in the T-type groove (3), the U-shaped structure for supporting fixed sliding block (5) that there is arc shape for two sides,
The radian of its lateral wall is identical as the inner wall radian of thin-wall annular part, the outer wall radian phase of the radian and thin-wall annular part of inner sidewall
Together, the positioning and guiding sliding block (4) by fixation kit connect with processing platform (1) realize to thin-wall annular part to be processed into
Row is fixed.
3. a kind of anti-deformation clamping device for large thin-wall annular element according to claim 2, it is characterised in that: institute
Fixation kit is stated as connection bolt (7), it is symmetrical that T-type groove (3) two sides in the processing platform (1) are equipped with multiple groups
Blind locating holes (8) are equipped with connection through-hole (6), the connection through-hole (6) and positioning in the two sides of the positioning and guiding sliding block (4)
Blind hole (8) matches with the connection bolt (7), the positioning and guiding sliding block (4) by connection bolt (7) from top to bottom according to
It is secondary by connection through-hole (6) and Blind locating holes (8), realize and thin-wall annular part to be processed be fixed.
4. a kind of anti-deformation clamping device for large thin-wall annular element according to claim 3, it is characterised in that: institute
It states connection through-hole (6) and Blind locating holes (8) is and the threaded hole that connect bolt (7) and match.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811159002.XA CN108942322A (en) | 2018-09-30 | 2018-09-30 | A kind of anti-deformation clamping device for large thin-wall annular element |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811159002.XA CN108942322A (en) | 2018-09-30 | 2018-09-30 | A kind of anti-deformation clamping device for large thin-wall annular element |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108942322A true CN108942322A (en) | 2018-12-07 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811159002.XA Pending CN108942322A (en) | 2018-09-30 | 2018-09-30 | A kind of anti-deformation clamping device for large thin-wall annular element |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108942322A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111842931A (en) * | 2020-07-31 | 2020-10-30 | 四川航天长征装备制造有限公司 | Numerical control machining method for ultra-large-diameter thin-wall annular forged aluminum part |
| CN113751731A (en) * | 2021-08-31 | 2021-12-07 | 浙江蓝箭航天空间科技有限公司 | Inner-type turning process for bottom of rocket tank |
| CN115194508A (en) * | 2022-06-29 | 2022-10-18 | 中国航发动力股份有限公司 | Combined clamp for profile auxiliary supporting thin-wall annular part |
| CN116652514A (en) * | 2023-07-27 | 2023-08-29 | 河南卫华重型机械股份有限公司 | Sectional type reel flange welding positioner |
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| US5680801A (en) * | 1995-11-02 | 1997-10-28 | General Electric Company | Machining damper and method of using same |
| US20020121020A1 (en) * | 1999-10-27 | 2002-09-05 | Minebea Co., Ltd. | Method of finishing a land of an outer ring of a bearing and a bearing |
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| CN106808246A (en) * | 2017-03-01 | 2017-06-09 | 南京航空航天大学 | Thin-wall annular part processing method and its automatic auxiliary support apparatus |
| CN106944637A (en) * | 2017-03-21 | 2017-07-14 | 鹤山联塑实业发展有限公司 | Frock clamp and its clamping method for plastic thin wall socket pipe member Vehicle Processing |
| CN209110595U (en) * | 2018-09-30 | 2019-07-16 | 贵州欣佰亿实业有限公司 | A kind of anti-deformation clamping device for large thin-wall annular element |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| US5680801A (en) * | 1995-11-02 | 1997-10-28 | General Electric Company | Machining damper and method of using same |
| US20020121020A1 (en) * | 1999-10-27 | 2002-09-05 | Minebea Co., Ltd. | Method of finishing a land of an outer ring of a bearing and a bearing |
| CN104259900A (en) * | 2014-09-26 | 2015-01-07 | 中核（天津）机械有限公司 | Thin-walled cylindrical part end face machining fixture |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111842931A (en) * | 2020-07-31 | 2020-10-30 | 四川航天长征装备制造有限公司 | Numerical control machining method for ultra-large-diameter thin-wall annular forged aluminum part |
| CN113751731A (en) * | 2021-08-31 | 2021-12-07 | 浙江蓝箭航天空间科技有限公司 | Inner-type turning process for bottom of rocket tank |
| CN115194508A (en) * | 2022-06-29 | 2022-10-18 | 中国航发动力股份有限公司 | Combined clamp for profile auxiliary supporting thin-wall annular part |
| CN115194508B (en) * | 2022-06-29 | 2023-09-22 | 中国航发动力股份有限公司 | Combined clamp for molded surface auxiliary supporting thin-wall annular piece |
| CN116652514A (en) * | 2023-07-27 | 2023-08-29 | 河南卫华重型机械股份有限公司 | Sectional type reel flange welding positioner |
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