CN107052840B - Quick-change positioning and clamping device - Google Patents
Quick-change positioning and clamping device Download PDFInfo
- Publication number
- CN107052840B CN107052840B CN201710089109.0A CN201710089109A CN107052840B CN 107052840 B CN107052840 B CN 107052840B CN 201710089109 A CN201710089109 A CN 201710089109A CN 107052840 B CN107052840 B CN 107052840B
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- CN
- China
- Prior art keywords
- assembly
- positioning
- base
- key groove
- column
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Links
- 238000003825 pressing Methods 0.000 claims abstract description 9
- 238000003754 machining Methods 0.000 abstract description 6
- 238000004519 manufacturing process Methods 0.000 abstract description 6
- 238000002360 preparation method Methods 0.000 abstract description 4
- 238000012545 processing Methods 0.000 description 7
- 238000012827 research and development Methods 0.000 description 2
- 238000013461 design Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 238000011160 research Methods 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
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Jigs For Machine Tools (AREA)
Abstract
The invention discloses a quick-change positioning and clamping device, which comprises a stepped columnar base, wherein a right key groove and a left key groove are formed at the lower end of the base, long keys are fixed at the right key groove and the left key groove through inner hexagon screws, a conical assembly table is formed at the upper end of the base, a columnar positioning body is arranged at the upper end of the base, a conical counter bore matched with the assembly table is formed at the lower end of the positioning body, an assembly column and a positioning molded surface surrounding the assembly column are formed at the upper end of the positioning body, an assembly screw hole and an assembly stepped hole surrounding the assembly screw hole are formed at the upper end of the assembly column, a fastening screw is screwed into the upper end of the assembly table through the assembly stepped hole, a pressing disc is arranged at the upper end of the assembly column, and a locking bolt is screwed into the assembly screw hole of the assembly column through a through hole in the pressing disc. The invention realizes the precise machining of the thin-wall workpiece, improves the positioning precision of the workpiece, reduces clamping and machining deformation, and simultaneously reduces the manufacturing preparation period of the positioning and clamping device.
Description
Technical Field
The invention belongs to a clamping device for workpieces, and particularly relates to a quick-change positioning and clamping device.
Background
The inner cavity of the workpiece has a complex shape, the design and processing technology requires that the workpiece is positioned and processed outside by the inner cavity, the workpiece is easy to deform by adopting a common positioning mode, the processing precision can not be ensured, the inner cavity of the workpiece is different in shape in scientific research experiments, and in order to ensure the rapid processing of the workpiece, the quick-change clamping device is researched and designed, so that the processing precision of the workpiece is ensured, and the processing of multiple schemes of workpieces can be met.
Disclosure of Invention
The invention provides a quick-change positioning and clamping device for solving the problems existing in the prior art.
The technical scheme of the invention is as follows: the utility model provides a quick change positioning and clamping device, includes the columnar base of ladder, right keyway and left keyway are formed to the base lower extreme, right keyway and left keyway all are provided with long key through hexagon socket screw fixation, the base upper end forms conical assembly bench, the base upper end is provided with columnar location body, and the location body lower extreme forms the toper counter bore with assembly bench matched with, the location body upper end forms the assembly post and around the location profile of assembly post, assembly post upper end forms the assembly screw and around the assembly stepped hole of assembly screw, and fastening screw passes the upper end that the assembly stepped hole screwed into the assembly bench, and assembly post upper end is provided with the compact disc, and locking bolt passes through the through-hole in the compact disc and screws into in the assembly screw of assembly post.
The lower end of the pressing disc forms a groove matched with the assembly column.
The line of right keyway and left keyway passes the axis of base.
The compressing disc, the positioning body and the base are coaxial.
The long key is higher than the depth of the right key groove and the left key groove.
The invention realizes the precise machining of the thin-wall workpiece, improves the positioning precision of the workpiece, reduces the clamping and machining deformation, simultaneously reduces the manufacturing preparation period of the positioning and clamping device, improves the production efficiency and shortens the research and development cost.
Drawings
FIG. 1 is a front view of the present invention;
FIG. 2 is a bottom view of the present invention;
wherein:
1 base 2 positioning body
3 work piece 4 fastening screw
5 compress tightly 6 locking bolts of dish
7 inner cavity surface of assembly table 8
9 long key 10 inner hexagon screw
11. Right keyway 12 left keyway.
Detailed Description
The present invention will be described in detail below with reference to the drawings and examples:
as shown in fig. 1 and 2, the quick-change positioning and clamping device comprises a stepped columnar base 1, a right key groove 11 and a left key groove 12 are formed at the lower end of the base 1, long keys 9 are fixed on the right key groove 11 and the left key groove 12 through inner hexagon screws 10, a conical assembly table 7 is formed at the upper end of the base 1, a columnar positioning body 2 is arranged at the upper end of the base 1, a conical counter bore matched with the assembly table 7 is formed at the lower end of the positioning body 2, an assembly column and a positioning molded surface surrounding the assembly column are formed at the upper end of the positioning body 2, an assembly screw hole and an assembly stepped hole surrounding the assembly screw hole are formed at the upper end of the assembly column, a fastening screw 4 penetrates through the assembly stepped hole to be screwed into the upper end of the assembly table 7, a pressing disc 5 is arranged at the upper end of the assembly column, and a locking bolt 6 penetrates through a through hole in the pressing disc 5 to be screwed into the assembly screw hole of the assembly column.
The lower end of the pressing disc 5 is provided with a groove matched with the assembly column.
The line connecting the right keyway 11 and the left keyway 12 passes through the axis of the base 1.
The compressing disc 5, the positioning body 2 and the base 1 are coaxial.
The long key 9 has a height greater than the groove depth of the right and left key grooves 11 and 12.
The long key 9 is provided with a stepped hole which is matched with the socket head cap screw 10, and the long key 9 is positioned with a T-shaped groove of the equipment workbench.
The assembly table 7 is matched with a conical counter bore at the lower end of the positioning body 2, so that the assembly precision and the assembly efficiency are improved.
The locating molded surface at the upper end of the locating body 2 is consistent with the molded surface of the workpiece 3 and is used for high-precision locating of the thin-wall workpiece so as to reduce clamping and processing deformation and improve processing precision.
When the inner cavity profile of the workpiece 3 is changed, the upper end face of the original positioning body 2 is correspondingly modified, the base is not required to be manufactured again, and the manufacturing preparation period is shortened.
The invention realizes the precise machining of the thin-wall workpiece, improves the positioning precision of the workpiece, reduces the clamping and machining deformation, simultaneously reduces the manufacturing preparation period of the positioning and clamping device, improves the production efficiency and shortens the research and development cost.
Claims (1)
1. The utility model provides a quick change positioning and clamping device, includes ladder columnar base (1), its characterized in that: the novel anti-theft device is characterized in that a right key groove (11) and a left key groove (12) are formed in the lower end of the base (1), long keys (9) are fixed to the right key groove (11) and the left key groove (12) through inner hexagon screws (10), a conical assembly table (7) is formed in the upper end of the base (1), a columnar positioning body (2) is arranged at the upper end of the base (1), a conical counter bore matched with the assembly table (7) is formed in the lower end of the positioning body (2), an assembly column and a positioning molded surface surrounding the assembly column are formed in the upper end of the positioning body (2), an assembly screw hole and an assembly stepped hole surrounding the assembly screw hole are formed in the upper end of the assembly column, a fastening screw (4) penetrates through the assembly stepped hole to be screwed into the upper end of the assembly table (7), a pressing disc (5) is arranged at the upper end of the assembly column, and a locking bolt (6) penetrates through a through hole in the pressing disc (5) to be screwed into the assembly screw hole of the assembly column.
The lower end of the pressing disc (5) is provided with a groove matched with the assembly column;
the connecting line of the right key groove (11) and the left key groove (12) passes through the axis of the base (1);
the compressing disc (5), the positioning body (2) and the base (1) are coaxial;
the height of the long key (9) is larger than the groove depth of the right key groove (11) and the left key groove (12);
a step hole which is matched with the inner hexagon screw (10) is formed in the long key (9), and the long key (9) is used for positioning a T-shaped groove of the equipment workbench;
the assembly table (7) is matched with a conical counter bore at the lower end of the positioning body (2) to improve assembly precision and efficiency;
the locating molded surface at the upper end of the locating body (2) is consistent with the molded surface of the workpiece (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710089109.0A CN107052840B (en) | 2017-02-20 | 2017-02-20 | Quick-change positioning and clamping device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710089109.0A CN107052840B (en) | 2017-02-20 | 2017-02-20 | Quick-change positioning and clamping device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107052840A CN107052840A (en) | 2017-08-18 |
| CN107052840B true CN107052840B (en) | 2024-03-22 |
Family
ID=59622737
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710089109.0A Active CN107052840B (en) | 2017-02-20 | 2017-02-20 | Quick-change positioning and clamping device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107052840B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108438551B (en) * | 2018-03-06 | 2024-03-08 | 中核(天津)科技发展有限公司 | Charging and demagnetizing fixture for annular workpiece, conveying system, fixing method and conveying method of charging and demagnetizing fixture |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2006142419A (en) * | 2004-11-17 | 2006-06-08 | Imao Corporation:Kk | Mounting auxiliary base, positioning member and pallet of machine tool |
| CN204487194U (en) * | 2014-12-02 | 2015-07-22 | 上海航天精密机械研究所 | Band through slot part General purpose type positioning clamp |
| CN205798992U (en) * | 2016-06-21 | 2016-12-14 | 江苏建筑职业技术学院 | For processing the vertical process center fixture in the uniform hole of bearing block |
| CN205852332U (en) * | 2016-08-01 | 2017-01-04 | 江苏建筑职业技术学院 | For processing the vertical numerical control fraise jig of band platform sleeve milling six side |
| CN207127543U (en) * | 2017-02-20 | 2018-03-23 | 中核(天津)科技发展有限公司 | A kind of quick change positioning clamping device |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR101484035B1 (en) * | 2012-05-20 | 2015-01-19 | 절강 리닉스 모터 컴퍼니 리미티드 | A clamping tool for side surface of the working tools |
-
2017
- 2017-02-20 CN CN201710089109.0A patent/CN107052840B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2006142419A (en) * | 2004-11-17 | 2006-06-08 | Imao Corporation:Kk | Mounting auxiliary base, positioning member and pallet of machine tool |
| CN204487194U (en) * | 2014-12-02 | 2015-07-22 | 上海航天精密机械研究所 | Band through slot part General purpose type positioning clamp |
| CN205798992U (en) * | 2016-06-21 | 2016-12-14 | 江苏建筑职业技术学院 | For processing the vertical process center fixture in the uniform hole of bearing block |
| CN205852332U (en) * | 2016-08-01 | 2017-01-04 | 江苏建筑职业技术学院 | For processing the vertical numerical control fraise jig of band platform sleeve milling six side |
| CN207127543U (en) * | 2017-02-20 | 2018-03-23 | 中核(天津)科技发展有限公司 | A kind of quick change positioning clamping device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN107052840A (en) | 2017-08-18 |
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