CN111618618A - Flower disc type inner hole turning clamp - Google Patents
Flower disc type inner hole turning clamp Download PDFInfo
- Publication number
- CN111618618A CN111618618A CN202010483939.3A CN202010483939A CN111618618A CN 111618618 A CN111618618 A CN 111618618A CN 202010483939 A CN202010483939 A CN 202010483939A CN 111618618 A CN111618618 A CN 111618618A
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- China
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- hole
- flower disc
- positioning
- mounting plate
- faceplate
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- 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
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Jigs For Machine Tools (AREA)
Abstract
The invention provides a chuck type inner hole turning clamp which comprises a chuck, a mounting plate and a support column, wherein the mounting plate is arranged on the chuck; the flower disc and the mounting plate are disc-shaped and parallel to each other, the support columns with multiple parallels are fixed between the flower disc and the mounting plate, the opposite faces of the flower disc and the mounting plate are inner faces, the back faces of the flower disc are outer faces, a positioning ring I is arranged at the center of the inner face of the flower disc, a positioning ring II is arranged at the center of the outer face of the mounting plate, the inner diameter of the positioning ring II is matched with the outer diameter of the big end of a workpiece, the inner diameter of the positioning ring I is matched with the outer diameter of the small end. The clamping positioning device increases the clamping positioning area, axially compresses the workpiece, greatly improves the stress state of the workpiece, eliminates vibration during processing, has high processing precision and stable and reliable work, can realize the clamping positioning of rough and finish machining of the inner hole by one clamp, greatly improves the processing quality and production efficiency, reduces the production cost, and has simple structure, easy manufacture and convenient operation.
Description
Technical Field
The invention relates to a chuck type inner hole turning clamp.
Background
The rib plate thin-wall support workpiece is made of cast aluminum alloy, so that the weight is light, only the mounting surface and the mounting hole position are processed, the structural form can be customized according to the structural characteristics of the assembly part, and the structure is flexible, so that the rib plate thin-wall support workpiece is widely applied to the fields of aerospace, military industry, metering test, electronic assembly and the like. The left, middle and right of the bracket workpiece shown in fig. 7 are provided with three circular rings, the three circular rings are formed by connecting ribs on two sides with a middle supporting plate, the coaxiality of a large-end inner hole, a large-end excircle and a small-end excircle is high, the shape is special, and compared with conventional shaft and disc workpieces, the clamping is difficult and the deformation is easy during the processing of the large-end inner hole.
Disclosure of Invention
In order to solve the technical problems, the invention provides the flower disc type inner hole turning clamp which can effectively increase the clamping and positioning area, axially compress a workpiece and greatly improve the stress state of the workpiece.
The invention is realized by the following technical scheme.
The invention provides a chuck type inner hole turning clamp which comprises a chuck, a mounting plate and a support column, wherein the mounting plate is arranged on the chuck; the flower disc and the mounting plate are disc-shaped and parallel to each other, the support columns with multiple parallels are fixed between the flower disc and the mounting plate, the opposite faces of the flower disc and the mounting plate are inner faces, the back faces of the flower disc are outer faces, a positioning ring I is arranged at the center of the inner face of the flower disc, a positioning ring II is arranged at the center of the outer face of the mounting plate, the inner diameter of the positioning ring II is matched with the outer diameter of the big end of a workpiece, the inner diameter of the positioning ring I is matched with the outer diameter of the small end.
Locating hole I and locating hole II have in the holding ring I, and I internal diameter in locating hole is greater than II internal diameters in locating hole, and the inner face border of locating hole I is the chamfer.
And a positioning hole III and a positioning hole IV are formed in the positioning ring II, and the inner diameter of the positioning hole III is larger than that of the positioning hole IV.
The number of the support columns is six, and the support columns are circumferentially and uniformly distributed by taking the axial lead of the flower disc and the mounting plate as the circle center.
The cross section of the support column is hexagonal.
A plurality of compression columns which are circumferentially and uniformly distributed are arranged on the positioning ring II and are compressed and fixed, and inner hexagon screws penetrate through the compression columns to fix the compression columns and the positioning ring II on the mounting plate.
A plurality of small mounting holes penetrate through the inner surface and the outer surface of the faceplate, and the small mounting holes are uniformly distributed in a circle by taking the axial lead of the faceplate as the center of a circle; a large mounting hole is formed outside the faceplate and communicated to the positioning ring I.
The flower disc is provided with a plurality of strip-shaped waist-shaped holes which are uniformly and radially arranged by taking the axial lead of the flower disc as the center of a circle.
The compression column is of a two-section cylindrical structure, one section compresses the positioning ring II, and the other section is in an eccentric state towards the axis line of the positioning ring II.
The invention has the beneficial effects that: the clamping positioning area is increased, the workpiece is compressed in the axial direction, the stress state of the workpiece is greatly improved, the vibration during machining is eliminated, the machining precision is high, the work is stable and reliable, the clamping positioning of the rough machining and the finish machining of the inner hole can be realized by one clamp, the machining quality and the production efficiency are greatly improved, the production cost is reduced, and the clamp is simple in structure, easy to manufacture and convenient to operate.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic cross-sectional view of FIG. 1;
FIG. 3 is a left side view of FIG. 1;
FIG. 4 is a right side view of FIG. 1;
FIG. 5 is a schematic view of the arrangement of FIG. 1 in use;
FIG. 6 is a schematic cross-sectional view of FIG. 5;
fig. 7 is a schematic view of the structure of the workpiece of fig. 5.
In the figure: 1-faceplate, 2-mounting plate, 3-positioning ring I, 4-connecting column, 5-positioning ring II, 6-positioning hole I, 7-positioning hole II, 8-positioning hole III, 9-positioning hole IV, 10-supporting column, 11-pressing column, 12-inner hexagon screw, 13-waist-shaped hole, 14-small mounting hole, 15-large mounting hole and 16-workpiece.
Detailed Description
The technical solution of the present invention is further described below, but the scope of the claimed invention is not limited to the described.
The faceplate type inner hole turning clamp shown in fig. 1 to 4 comprises a faceplate 1, a mounting plate 2 and a support column 10; flower disc 1 and mounting panel 2 are discoid and parallel to each other, have many parallel support column 10 to fix between flower disc 1 and mounting panel 2, the opposite face of flower disc 1 and mounting panel 2 is the inner face, the looks back is the outside, the inner face center department of flower disc 1 has holding ring I3, the outside center department of mounting panel 2 has holding ring II 5, the internal diameter of holding ring II 5 matches in 16 main aspects external diameters of work piece, the internal diameter of holding ring I3 matches in 16 tip external diameters of work piece, the coaxial setting of holding ring I3 and holding ring II 5.
Locating hole I6 and locating hole II 7 are equipped with in the holding ring I3, and I6 internal diameters of locating hole are greater than II 7 internal diameters of locating hole, and the inner face border of locating hole I6 is the chamfer.
And a positioning hole III 8 and a positioning hole IV 9 are formed in the positioning ring II 5, and the inner diameter of the positioning hole III 8 is larger than that of the positioning hole IV 9.
The number of the supporting columns 10 is six, and the supporting columns are uniformly distributed in a circle by taking the axial lead of the flower disc 1 and the mounting plate 2 as the center of a circle.
The support column 10 is hexagonal in cross section.
A plurality of pressing columns 11 which are uniformly distributed on the circumference are arranged on the positioning ring II 5 and are pressed and fixed, and an inner hexagon screw 12 penetrates through the pressing columns 11 to fix the pressing columns 11 and the positioning ring II 5 on the mounting plate 2.
A plurality of small mounting holes 14 penetrate through the inner surface and the outer surface of the faceplate 1, and the small mounting holes 14 are uniformly distributed in a circumference manner by taking the axial lead of the faceplate 1 as the center of a circle; a large mounting hole 15 is formed outside the faceplate 1 and communicated with the positioning ring I3.
The flower disc 1 is provided with a plurality of strip-shaped waist-shaped holes 13, and the waist-shaped holes 13 are uniformly and radially arranged by taking the axial lead of the flower disc 1 as the center of a circle.
The compression leg 11 is of a two-section cylindrical structure, one section compresses the positioning ring II 5, and the other section is in an eccentric state towards the axial lead of the positioning ring II 5.
Therefore, the flower disc mainly comprises a flower disc 1 and a mounting plate 2, wherein the flower disc 1 and the mounting plate 2 are both of hollow disc structures. Be equipped with holding ring I3 on the colored dish 1, holding ring I3 center department is equipped with locating hole I6, locating hole II 7. A positioning ring II 5 is arranged on the mounting plate 2, a positioning hole III 8 and a positioning hole IV 9 are arranged at the center of the positioning ring II 5, and the positioning ring I3 is coaxial with the positioning ring II 5; and the positioning hole I6, the positioning hole II 7, the positioning hole III 8 and the positioning hole IV 9 are coaxial. Positioning hole I6 corresponds to positioning hole III 8, and positioning hole II 7 corresponds to positioning hole IV 9.
The flower disc 1 and the mounting plate 2 are connected and fastened into a whole through six uniformly distributed support columns 10; the cross section of the middle section of the support column 10 is an equilateral hexagon.
The faceplate 1 is also provided with a connecting column 4, a waist-shaped hole 13, a mounting hole 14 and a mounting hole 15, and is used for connecting and mounting with a lathe, and the vertical lathe and the horizontal lathe are both suitable for use.
Six pressure columns 11 are uniformly distributed on the positioning ring II 5; the compression leg 11 is in a two-section type cylindrical structure; the small-end cylinder is supported on the end face of the positioning ring II 5; the large-end cylinder and the small-end cylinder are in an eccentric state, the large-end cylinder and the small-end cylinder are tangent and then are in a hook shape, and the hook shape is used for pressing a workpiece.
The compression column 11 is provided with a through hole along the center of the small end cylinder, and the through hole is provided with a step hole; the socket cap screw 12 is sleeved in the through hole, the size of the through hole is matched with the diameter of the socket cap screw 12, and the size of the stepped hole is matched with the size of the head of the socket cap screw 12.
The pressing column 11 can freely rotate around the inner hexagon screw 12, the inner hexagon screw 12 penetrates through the pressing column 11 to be in threaded connection with the disc main body of the mounting plate 2, and the hook-shaped part of the pressing column 11 is pressed or separated from a workpiece by screwing or unscrewing; when the inner hexagonal screw 12 is unscrewed, only a gap is needed between the head of the inner hexagonal screw 12 and a step hole on the pressing column 11, and the inner hexagonal screw 12 does not need to leave the disc main body of the mounting plate 2 completely, so that the operation is convenient.
As shown in fig. 5 and 6, the use principle of the present invention is:
1. roughly turning an inner hole of the large end: the workpiece with the rough machined outer circle of the large end and the small end is arranged in the turning clamp provided by the invention, the outer circle of the small end is sleeved in the positioning hole I6 for positioning, the outer circle of the large end is sleeved in the positioning hole III 8 for positioning, and the positioning is carried out axially through the bottom step of the positioning hole III 8; then the pressing column 11 is rotated, the eccentric hook-shaped cylinder on the pressing column 11 is screwed through the socket head cap screw 12 to axially compress the workpiece, and the rough machining of the inner hole of the large end is completed.
2. Finely turning an inner hole of the large end: a workpiece 16 with a finely machined large end excircle and a small end excircle is arranged in the positioning hole II 7 for positioning, a large end excircle is arranged in the positioning hole IV 9 for positioning, and the workpiece is axially positioned through a bottom step of the positioning hole IV 9; then the pressing column 11 is rotated, the eccentric hook-shaped cylinder on the pressing column 11 is screwed through the socket head cap screw 12 to axially compress the workpiece, and the finish machining of the inner hole of the large end is completed.
Claims (9)
1. The utility model provides a flower disc formula hole car anchor clamps, includes flower disc (1), mounting panel (2), support column (10), its characterized in that: flower disc (1) and mounting panel (2) are discoid and parallel to each other, support column (10) that have many parallels are fixed between flower disc (1) and mounting panel (2), the opposite face of flower disc (1) and mounting panel (2) is the inner face, the looks back is the outside, the inner face center department of flower disc (1) has holding ring I (3), the outside center department of mounting panel (2) has holding ring II (5), the internal diameter of holding ring II (5) is matchd in work piece (16) main aspects external diameter, the internal diameter of holding ring I (3) is matchd in work piece (16) tip external diameter, holding ring I (3) and holding ring II (5) coaxial setting.
2. The faceplate type internal hole lathing clamp of claim 1, wherein: locating hole I (6) and locating hole II (7) are equipped in locating ring I (3), and locating hole I (6) internal diameter is greater than locating hole II (7) internal diameter, and the inner face border of locating hole I (6) is the chamfer.
3. The faceplate type internal hole lathing clamp of claim 1, wherein: and a positioning hole III (8) and a positioning hole IV (9) are formed in the positioning ring II (5), and the inner diameter of the positioning hole III (8) is larger than that of the positioning hole IV (9).
4. The faceplate type internal hole lathing clamp of claim 1, wherein: the number of the supporting columns (10) is six, and the supporting columns are circumferentially and uniformly distributed by taking the axial lead of the flower disc (1) and the mounting plate (2) as the circle center.
5. The faceplate type internal hole lathing clamp of claim 1, wherein: the cross section of the support column (10) is hexagonal.
6. The faceplate type internal hole lathing clamp of claim 1, wherein: a plurality of compression columns (11) which are circumferentially and uniformly distributed are arranged on the positioning ring II (5) and are compressed and fixed, and an inner hexagon screw (12) penetrates through the compression columns (11) to fix the compression columns (11) and the positioning ring II (5) on the mounting plate (2).
7. The faceplate type internal hole lathing clamp of claim 1, wherein: a plurality of small mounting holes (14) penetrate through the inner surface and the outer surface of the faceplate (1), and the small mounting holes (14) are uniformly distributed in a circle by taking the axial lead of the faceplate (1) as the center of a circle; a large mounting hole (15) is formed outside the faceplate (1) and communicated with the positioning ring I (3).
8. The faceplate type internal hole lathing clamp of claim 1, wherein: the flower disc (1) is provided with a plurality of strip-shaped waist-shaped holes (13), and the waist-shaped holes (13) are uniformly and radially arranged by taking the axial lead of the flower disc (1) as the center of a circle.
9. The faceplate type internal hole lathing clamp of claim 6, wherein: the compression column (11) is of a two-section cylindrical structure, one section compresses the positioning ring II (5), and the other section is in an eccentric state towards the axial lead of the positioning ring II (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010483939.3A CN111618618A (en) | 2020-06-01 | 2020-06-01 | Flower disc type inner hole turning clamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010483939.3A CN111618618A (en) | 2020-06-01 | 2020-06-01 | Flower disc type inner hole turning clamp |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111618618A true CN111618618A (en) | 2020-09-04 |
Family
ID=72268311
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010483939.3A Pending CN111618618A (en) | 2020-06-01 | 2020-06-01 | Flower disc type inner hole turning clamp |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111618618A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112872941A (en) * | 2021-03-29 | 2021-06-01 | 瓦房店轴承集团国家轴承工程技术研究中心有限公司 | Protection positioning device for grinding plane of lengthened inner ring bearing |
| CN115740539A (en) * | 2022-12-07 | 2023-03-07 | 中国航发长春控制科技有限公司 | Device and method for processing deep hole coaxiality of thin-wall special-shaped aluminum alloy shell |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1485416A (en) * | 1973-08-20 | 1977-09-14 | Avondale Shipyards Inc | Process for machining a workpiece and apparatus for orienting and positioning a workpiece for machining |
| CN101829920A (en) * | 2010-06-02 | 2010-09-15 | 南通弘峰机电有限公司 | Outer module clamping device of inner circle of wind driven generator shell |
| CN203437955U (en) * | 2013-08-01 | 2014-02-19 | 浙江诺达信汽车配件有限公司 | Tool clamp for motor cover plate |
| CN203592312U (en) * | 2013-11-19 | 2014-05-14 | 重庆市星极齿轮有限责任公司 | Turning tool for machining thin-walled piece inner holes |
| CN207447938U (en) * | 2017-11-14 | 2018-06-05 | 杭州万鼎实业有限公司 | Automotive hub flange pinpoints support fixture |
| CN208099818U (en) * | 2017-11-15 | 2018-11-16 | 昆山固瑞特自动化科技有限公司 | A kind of lathe process fixture |
| CN209850199U (en) * | 2019-01-29 | 2019-12-27 | 长沙智能机器人研究院有限公司 | Welding fixture, synchronous rotating mechanism and rotating device of container support |
| CN110774027A (en) * | 2019-11-13 | 2020-02-11 | 中国航发动力股份有限公司 | Boring clamp and operation method thereof |
| CN210090180U (en) * | 2019-06-20 | 2020-02-18 | 福州铁建工程质量检测有限公司 | Bursting test fixture |
-
2020
- 2020-06-01 CN CN202010483939.3A patent/CN111618618A/en active Pending
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1485416A (en) * | 1973-08-20 | 1977-09-14 | Avondale Shipyards Inc | Process for machining a workpiece and apparatus for orienting and positioning a workpiece for machining |
| CN101829920A (en) * | 2010-06-02 | 2010-09-15 | 南通弘峰机电有限公司 | Outer module clamping device of inner circle of wind driven generator shell |
| CN203437955U (en) * | 2013-08-01 | 2014-02-19 | 浙江诺达信汽车配件有限公司 | Tool clamp for motor cover plate |
| CN203592312U (en) * | 2013-11-19 | 2014-05-14 | 重庆市星极齿轮有限责任公司 | Turning tool for machining thin-walled piece inner holes |
| CN207447938U (en) * | 2017-11-14 | 2018-06-05 | 杭州万鼎实业有限公司 | Automotive hub flange pinpoints support fixture |
| CN208099818U (en) * | 2017-11-15 | 2018-11-16 | 昆山固瑞特自动化科技有限公司 | A kind of lathe process fixture |
| CN209850199U (en) * | 2019-01-29 | 2019-12-27 | 长沙智能机器人研究院有限公司 | Welding fixture, synchronous rotating mechanism and rotating device of container support |
| CN210090180U (en) * | 2019-06-20 | 2020-02-18 | 福州铁建工程质量检测有限公司 | Bursting test fixture |
| CN110774027A (en) * | 2019-11-13 | 2020-02-11 | 中国航发动力股份有限公司 | Boring clamp and operation method thereof |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112872941A (en) * | 2021-03-29 | 2021-06-01 | 瓦房店轴承集团国家轴承工程技术研究中心有限公司 | Protection positioning device for grinding plane of lengthened inner ring bearing |
| CN115740539A (en) * | 2022-12-07 | 2023-03-07 | 中国航发长春控制科技有限公司 | Device and method for processing deep hole coaxiality of thin-wall special-shaped aluminum alloy shell |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20200904 |