CN110788652A - Numerical control machining clamp for control surface part - Google Patents
Numerical control machining clamp for control surface part Download PDFInfo
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- CN110788652A CN110788652A CN201911147097.8A CN201911147097A CN110788652A CN 110788652 A CN110788652 A CN 110788652A CN 201911147097 A CN201911147097 A CN 201911147097A CN 110788652 A CN110788652 A CN 110788652A
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- China
- Prior art keywords
- base
- clamping
- workpiece
- fixed
- control surface
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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
- 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
- B23Q3/082—Work-clamping means other than mechanically-actuated hydraulically actuated
Abstract
The utility model provides a control surface is numerical control adds clamping apparatus for part, includes: the workpiece is arranged in the middle area of the base and is fixed by the positioning device, the clamping devices are arranged on the periphery of the base and are used for clamping the workpiece, and the auxiliary devices are arranged on the periphery of the surface of the base and are used for being connected and fixed with a machine tool; the positioning device includes: the device comprises a fixed supporting column, a floating supporting column, a side positioning column and a cutter positioning column; the clamping device comprises: the hydraulic power mechanism, the rotary pressing oil cylinder and the pressing head are arranged on the frame; the assist device includes: the lifting ring screw is used for being connected with a machine tool, and the connecting hole is used for being fixed with the machine tool. The invention solves the problems of low clamping reliability and inconsistent clamping force of the control surface part by effectively and quickly clamping the control surface part, shortens the production period, improves the processing precision, has high automation degree, makes beneficial contribution to the overall progress propulsion of the control surface part, and has higher technical content and economic value.
Description
Technical Field
The invention relates to a technology in the field of mechanical manufacturing, in particular to a numerical control machining clamp for a control surface part.
Background
As a main force bearing component of aircrafts such as missiles and the like, a control surface part is generally realized by using a high-strength titanium alloy control surface at the present stage, but the titanium alloy has poor processing performance, the material removal rate is high in the processing process of the control surface, and the part is easy to deform during processing due to the reduction of the rigidity of the part. The rudder surface part mainly adopts the traditional clamping mode of clamping by a mechanical pressing plate, and has the problems of long clamping time, low clamping reliability, incapability of ensuring the size and consistency of clamping force and the like.
Disclosure of Invention
Aiming at the defects in the prior art, the invention provides the numerical control machining clamp for the control surface part, which can realize effective and rapid clamping of the control surface part and solve the problems of low clamping reliability, inconsistent clamping force, long clamping time and low automation degree of the control surface part.
The invention is realized by the following technical scheme:
the invention comprises the following steps: base and setting up positioner, clamping device and auxiliary device on the base, wherein: the workpiece is arranged in the middle area of the base and is fixed by the positioning device, the clamping device is arranged around the base and clamps the workpiece, and the auxiliary device is arranged around the surface of the base and is used for being connected and fixed with a machine tool.
The positioning device comprises: fixed stay post, floating support post, side reference column and cutter reference column, wherein: the fixed supporting column and the floating supporting column are arranged below the workpiece, the side positioning column is arranged on the side of the workpiece, and the cutter positioning column is arranged on the side of the base.
The clamping device comprises: hydraulic power unit, gyration pressure cylinder and pressure head, wherein: the hydraulic power mechanism is connected with the rotary pressing oil cylinder, the rotary pressing oil cylinder is uniformly arranged around the base, the bottom of the rotary pressing oil cylinder is fixed on the base, and the pressing head is arranged on the rotary pressing oil cylinder and matched with a workpiece.
The hydraulic power mechanism comprises: a hydraulic controller and a hydraulic valve, wherein: the hydraulic valve is arranged on the base and provides power for the rotary pressing oil cylinder, and the hydraulic controller is respectively connected with the hydraulic valve and the positioning device.
The auxiliary device comprises: a connecting hole that is used for the rings screw of being connected with the lathe and is used for with the lathe is fixed, wherein: the lifting ring screws are evenly arranged on the side edge of the base, and the connecting holes are evenly arranged on the periphery of the surface of the base.
Technical effects
Compared with the prior art, the invention integrally solves the problems of low clamping reliability and inconsistent clamping force of the control surface part by effectively and quickly clamping the control surface part, thereby further obtaining the technical effects of: the method has the advantages of shortening the production period, improving the processing precision, having high automation degree, making beneficial contribution to the overall progress propulsion of the control surface part and having higher technical content and economic value.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic view of the overall structure of the present invention after the removal of the blank;
FIG. 3 is a schematic illustration of a blank;
FIG. 4 is a schematic view of the indenter;
in the figure: the hydraulic clamping device comprises a lifting ring screw 1, a hydraulic valve 2, a workpiece 3, a rotary pressing oil cylinder 4, a connecting hole 5, a side positioning column 6, a cutter positioning column 7, a base 8, a hydraulic controller 9, a fixed supporting column 10, a floating supporting column 11, a positioning device 12, a clamping device 13, an auxiliary device 14, a pressure head 15, a hydraulic power mechanism 16, a reserved clamping block 17 and a spherical cambered surface 18.
Detailed Description
As shown in fig. 1, the present embodiment relates to a clamp for numerically controlled machining of a control surface part, which includes: base 8 and positioning device 12, clamping device 13 and auxiliary device 14 that set up on base 8, wherein: the workpiece 3 is arranged in the middle area of the base 8 and is fixed by the positioning device 12, the clamping device 13 is arranged on the base 8 at a pre-designed position to clamp the workpiece 3, and the auxiliary device 14 is arranged on the periphery of the surface of the base 8 and is used for being connected and fixed with a machine tool.
The positioning device 12 comprises: fixed stay post 10, floating support post 11, side reference column 6 and cutter reference column 7, wherein: the fixed supporting column 10 and the floating supporting column 11 are arranged below the workpiece 3, the side positioning column 6 is arranged on the side of the workpiece 3, and the cutter positioning column 7 is arranged on the side of the base 8.
The clamping device 13 comprises: hydraulic control mechanism 16, gyration pressure cylinder 4 and pressure head 15, wherein: the hydraulic control mechanism 16 is connected with the rotary pressing oil cylinder 4, the rotary pressing oil cylinder 4 is uniformly arranged around the base 8, the bottom of the rotary pressing oil cylinder is fixed on the base 8, and the pressure head 15 is arranged on the rotary pressing oil cylinder 4 and matched with the workpiece 3.
The hydraulic power mechanism 16 includes: a hydraulic controller 9 and a hydraulic valve 2, wherein: the hydraulic valve 2 is arranged on the base 8 and provides power for the rotary pressing oil cylinder 4, the hydraulic controller 9 is respectively connected with the hydraulic valve 2 and the floating support column 11 and controls the hydraulic valve 2 and the floating support column 11 to work, and the hydraulic controller and the clamping device 13 are combined through a hydraulic power mechanism, so that the size of the clamp is reduced while the clamping function of the rudder surface part is realized, the clamp is suitable for clamping the rudder surface part, and the clamp is suitable for automatic machining of the rudder surface part.
As shown in fig. 3, the workpiece is provided with a reserved clamping block 17 for clamping, subsequent processing needs to be removed, the clamped effect is as shown in fig. 1, the clamping device 13 is clamped in a block of the reserved space, and the clamping position is determined by optimization of a finite element simulation algorithm.
The clamping force of the clamping device can be adjusted through a hydraulic controller in a hydraulic power mechanism, and the clamping force is optimized through a finite element simulation method and a test method according to the material and the processing mode of the processed workpiece.
The auxiliary device 14 comprises: four lifting eye screws 1 for connecting with a machine tool and four connecting holes 5 for fixing with the machine tool, wherein: lifting ring screws 1 are uniformly arranged on the side edge of the base 8, and connecting holes 5 are uniformly arranged on the periphery of the surface of the base 8.
As shown in fig. 4, the side of the pressing head 15 contacting the workpiece is a spherical arc surface 18 to achieve a pressing function and ensure that no over-positioning occurs.
The numerical control machining clamp for the control surface part is connected and fixed with a machine tool workbench through a lifting ring screw 1 and a positioning hole, a workpiece 3 is placed on a fixed supporting column 10 and a floating supporting column 11, the positions of the workpiece are restrained by three side positioning columns 6, then a hydraulic controller 9 is operated to enable the floating supporting column 11 to lift and support the workpiece 3, and then the hydraulic controller 9 is controlled to enable a rotary pressing oil cylinder 4 to firstly rotate a pressing head 15 to the upper part of the workpiece 3 and then to press downwards, so that the workpiece 3 is pressed; after the machining is finished, the hydraulic controller 9 is operated, so that the rotary pressing oil cylinder 4 and the clamping head 15 thereof leave the workpiece 3 to return to the initial position, the machined workpiece 3 is taken down, and the machining of the next part is continued.
When the clamp needs to be subjected to tool changing, the tool is moved to the tool positioning column 7 to be adjusted, and quick positioning is achieved.
Through a specific actual machining experiment of a control surface part made of a TC4 titanium alloy material in a certain model, a verification experiment is carried out on a DMU 70V model machining center, the clamping force of a single pressure head is set to be 600N through a hydraulic controller, the whole positioning and clamping process can be completed in 5 minutes by adopting the clamp in the invention, compared with the traditional positioning and clamping mode of manually operating a pressure plate, the positioning time is saved by 80%, and the requirement on the skill level of an operator is very low; the surface positioning precision is improved in the machining test and the subsequent detection, and the maximum machining deformation of the part is reduced.
Compared with the prior art, the device realizes the fast and efficient clamping of the control surface parts, simultaneously has the advantages of consistent and adjustable clamping force, greatly improves the processing efficiency and automation level of the control surface parts, and reduces the dependence on the experience of operators.
The foregoing embodiments may be modified in many different ways by those skilled in the art without departing from the spirit and scope of the invention, which is defined by the appended claims and all changes that come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein.
Claims (6)
1. The utility model provides a control surface is numerical control adds clamping apparatus for part which characterized in that includes: base and setting up positioner, clamping device and auxiliary device on the base, wherein: the workpiece is arranged in the middle area of the base and is fixed by the positioning device, the clamping device is arranged around the base and clamps the workpiece, and the auxiliary device is arranged around the surface of the base and is used for being connected and fixed with a machine tool;
the hydraulic power mechanism comprises: a hydraulic controller and a hydraulic valve, wherein: the hydraulic valve is arranged on the base and provides power for the rotary pressing oil cylinder, and the hydraulic controller is respectively connected with the hydraulic valve and the positioning device;
the clamping device comprises: hydraulic power unit, gyration pressure cylinder and pressure head, wherein: the hydraulic power mechanism is connected with the rotary pressing oil cylinder, the rotary pressing oil cylinder is uniformly arranged around the base, the bottom of the rotary pressing oil cylinder is fixed on the base, and the pressing head is arranged on the rotary pressing oil cylinder and matched with a workpiece.
2. The clamp for numerical control machining of the control surface part as claimed in claim 1, wherein the positioning device comprises: fixed stay post, floating support post, side reference column and cutter reference column, wherein: the fixed supporting column and the floating supporting column are arranged below the workpiece, the side positioning column is arranged on the side of the workpiece, and the cutter positioning column is arranged on the side of the base.
3. The clamp for numerical control machining of control surface parts according to claim 1, characterized in that the auxiliary device comprises: a connecting hole that is used for the rings screw of being connected with the lathe and is used for with the lathe is fixed, wherein: the lifting ring screws are evenly arranged on the side edge of the base, and the connecting holes are evenly arranged on the periphery of the surface of the base.
4. The numerical control machining clamp for the control surface part as claimed in claim 1, wherein the clamping force of the clamping device is adjusted through a hydraulic controller in a hydraulic power mechanism, and the adjustment value is optimized through a finite element simulation method and a test method according to the material and the machining mode of a machined workpiece.
5. The numerical control machining clamp for the control surface part as claimed in claim 1, wherein a reserved clamping block is arranged on the workpiece for clamping.
6. The clamp for numerically controlled machining of rudder surface parts according to claim 1, wherein the side of the pressure head in contact with the workpiece is a spherical arc surface to achieve a pressing function and ensure that no over-positioning occurs.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911147097.8A CN110788652A (en) | 2019-11-21 | 2019-11-21 | Numerical control machining clamp for control surface part |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911147097.8A CN110788652A (en) | 2019-11-21 | 2019-11-21 | Numerical control machining clamp for control surface part |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110788652A true CN110788652A (en) | 2020-02-14 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911147097.8A Pending CN110788652A (en) | 2019-11-21 | 2019-11-21 | Numerical control machining clamp for control surface part |
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| Country | Link |
|---|---|
| CN (1) | CN110788652A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112496819A (en) * | 2020-11-26 | 2021-03-16 | 浩扬精密机械(安庆)有限公司 | Fixture for multi-angle positioning machining on machine tool by using zero system |
| CN112658718A (en) * | 2020-12-11 | 2021-04-16 | 北京星航机电装备有限公司 | Be used for rudder face part rudder axle processing clamping device |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202498395U (en) * | 2012-01-12 | 2012-10-24 | 大连创新零部件制造公司 | Hydraulic clamp for vertical type lathe |
| CN203125158U (en) * | 2012-11-07 | 2013-08-14 | 滁州悦达实业有限公司 | Floating gripper hydraulic clamp for machining gear chamber |
| CN204413685U (en) * | 2015-01-05 | 2015-06-24 | 南车戚墅堰机车有限公司 | Component of rod category processing hydraulic clamping device |
| CN106112609A (en) * | 2015-08-19 | 2016-11-16 | 吉林省吉通机械制造有限责任公司 | Wheel stand special hydraulic clamp and clamping using method thereof |
| US20190224794A1 (en) * | 2018-01-19 | 2019-07-25 | Vektek Llc | In-port sequence valve |
-
2019
- 2019-11-21 CN CN201911147097.8A patent/CN110788652A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202498395U (en) * | 2012-01-12 | 2012-10-24 | 大连创新零部件制造公司 | Hydraulic clamp for vertical type lathe |
| CN203125158U (en) * | 2012-11-07 | 2013-08-14 | 滁州悦达实业有限公司 | Floating gripper hydraulic clamp for machining gear chamber |
| CN204413685U (en) * | 2015-01-05 | 2015-06-24 | 南车戚墅堰机车有限公司 | Component of rod category processing hydraulic clamping device |
| CN106112609A (en) * | 2015-08-19 | 2016-11-16 | 吉林省吉通机械制造有限责任公司 | Wheel stand special hydraulic clamp and clamping using method thereof |
| US20190224794A1 (en) * | 2018-01-19 | 2019-07-25 | Vektek Llc | In-port sequence valve |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112496819A (en) * | 2020-11-26 | 2021-03-16 | 浩扬精密机械(安庆)有限公司 | Fixture for multi-angle positioning machining on machine tool by using zero system |
| CN112658718A (en) * | 2020-12-11 | 2021-04-16 | 北京星航机电装备有限公司 | Be used for rudder face part rudder axle processing clamping device |
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| PB01 | Publication | ||
| PB01 | Publication | ||
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| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20200214 |
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| RJ01 | Rejection of invention patent application after publication |