CN105729182B - A kind of stretching device that part is processed for thin plate class rotating-milling - Google Patents
A kind of stretching device that part is processed for thin plate class rotating-milling Download PDFInfo
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- CN105729182B CN105729182B CN201610286425.2A CN201610286425A CN105729182B CN 105729182 B CN105729182 B CN 105729182B CN 201610286425 A CN201610286425 A CN 201610286425A CN 105729182 B CN105729182 B CN 105729182B
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- gyroaxis
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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
- B23Q3/062—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)
Abstract
The present invention proposes a kind of stretching device that part is processed for thin plate class rotating-milling, is made up of pedestal, pulling assembly and clamp assembly；Clamp assembly includes driving clamping device, casing, gyroaxis, a set of cups, motion crossover sub, connecting rod, pulling claw and symmetrical chuck；Pulling assembly includes tensioning drive, transmission device and guide rail slide block device.The present invention uses tension mode splint fixation class part, can effectively improve the clamping rigidity of part, and reduce part process allows knife to deform, vibration suppression processing vibration, improves part crudy, extends cutter life, and then reduce processing cost；Tightening force is controlled by tensioning drive, even stretch tension is ensure that and can be adjusted as needed；Symmetrical chuck Clamp blocks are tensed by driving clamping device, clamping process ensure that the part centre of gyration is constant, will not cause clamping deformation, and simple to operate, can avoid clamping error caused by human factor.
Description
Technical field
The present invention relates to machining technology field, specially a kind of tension that part is processed for thin plate class rotating-milling
Fixture.
Background technology
With the development of industrial technology, the increasing product with complex surface is designed and used, in addition product
Light-weight design requirement, the design and use of sheet parts are increasing, especially more prominent in aerospace field.Have
Complex-curved sheet parts are (such as：Compressor blade, turbo blade etc.) Multishaft processing center Milling Process is generally used
Form, cause processing vibration to increase yet with the intrinsic weak rigidity of sheet parts institute, tool wear is very fast, processing efficiency compared with
It is low.
Sheet parts Multi-axis Machining is generally by the way of tailstock centre support, but this method is controlled by hand by workman
Clamping force processed, clamping force size should not be controlled, and larger clamping force is easily caused the clamping deformation of part to be processed.In recent years,
There are Patents to propose to tense the fixture of clamping, reduce the clamping deformation of part to a certain extent.Patent of invention
(CN201410761827.4) stretching device of slender axles, the fixture is designed just for the processing of slender axles, to thin plate class
Part can not be used；A kind of special stretching device of blade parts milling of patent of invention (CN201410103742.7), the fixture
Design uses hand-operated clamping mode, inconvenient operation and is easily caused bias, while the jig Design does not consider clamp body in itself
Rigidity.
The content of the invention
For background technology propose existing thin plate class rotating-milling processing part processing when exist clamping deformation and
The problems such as detail rigidity is relatively low, the present invention proposes a kind of folder that parts fixation positioning is processed suitable for all thin plate class rotating-millings
Tool, the fixture can effectively improve the clamping rigidity of sheet parts, and then improve part processing precision.
Technical scheme：
A kind of stretching device that part is processed for thin plate class rotating-milling, it is characterised in that：By pedestal, tension group
Part and clamp assembly composition；
The clamp assembly includes driving clamping device, casing, gyroaxis, a set of cups, motion crossover sub, connecting rod, pulling claw
With symmetrical chuck；
The casing carries central through hole；Gyroaxis is coaxially mounted in casing central through hole using bearings；
The gyroaxis is hollow structure, and wherein one end is enlarging taper hole structure, for clamping the symmetrical of part to be processed
In chuck insertion enlarging taper hole, and symmetrical chuck male cone (strobilus masculinus) is fitted with the enlarging taper hole conical surface, symmetrical center of collet axis and revolution
Axle central axis is conllinear；A set of cups is fixedly mounted on the gyroaxis other end, and a set of cups is stretched into inside gyroaxis hollow structure；
The a set of cups carries central through hole, and wherein one end carries enlarging cone structure, for installing pulling claw；Motion conversion connects
Head is arranged on inside a set of cups central through hole, and is connected between motion crossover sub and pulling claw by connecting rod；Described connecting rod one end with
Pulling claw is fixedly connected, and the other end is rotatably assorted with motion crossover sub；Connecting rod central axis, pulling claw central axis and gyroaxis
Central axis is conllinear；
The clutch end of the driving clamping device is fixedly connected with motion crossover sub one end, and can drive motion
Crossover sub moves along a straight line along gyroaxis central axis in a set of cups central through hole；When motion crossover sub drives pulling claw to a set of cups
During internal motion, pulling claw shrinks and clamps symmetrical chuck；When moving crossover sub drive pulling claw to a set of cups external movement, pulling claw
Deploy and discharge symmetrical chuck；
The pulling assembly includes tensioning drive, transmission device and guide rail slide block device；Guide rail is arranged on pedestal,
Sliding block is arranged on guide rail and can moved along a straight line on guide rail；The casing of clamp assembly is fixed on sliding block, and tenses driving
Device can be moved along a straight line by actuator drives casing along guide rail.
Further preferred scheme, a kind of stretching device that part is processed for thin plate class rotating-milling, its feature
It is：Tensioning drive uses servomotor；Transmission device uses screw-nut structure；Screw is fixed on the case of clamp assembly
On body, servomotor can drive leading screw to rotate, leading screw and guide rail parallel.
Further preferred scheme, a kind of stretching device that part is processed for thin plate class rotating-milling, its feature
It is：Driving clamping device uses cylinder；Cylinder is fixed on box back lid end face by support, and cylinder rod is changed with motion
Joint one end is fixedly and coaxially connected.
Further preferred scheme, a kind of stretching device that part is processed for thin plate class rotating-milling, its feature
It is：It is described motion crossover sub by bonnet, copper packing, the collar and copper packing ring group into；The collar is provided with axial step through hole；Connecting rod
Through the diameter holes of collar end, the cylindrical projection of interlinking lever end is in the large diameter hole of the collar, interlinking lever end cylindrical projection with
Copper packing ring is housed between collar step surface；Bonnet is fixedly and coaxially connected with collar large diameter hole end, and interlinking lever end cylindrical projection is with after
Copper packing is housed between lid end face；The clutch end of bonnet and driving clamping device is fixedly and coaxially connected.
Further preferred scheme, a kind of stretching device that part is processed for thin plate class rotating-milling, its feature
It is：The symmetrical chuck is made up of pull bar, taper shank, voussoir, collet；The taper shank has an axial step through hole, pull bar and
Voussoir is arranged in the axial step through-hole of taper shank, and pull bar and voussoir are fixedly and coaxially connected；Voussoir outer end is provided with the wedge groove of necking,
Collet is installed, collet is engaged with wedge groove inclined-plane in wedge groove.
Beneficial effect
The stretching device proposed by the present invention for processing part for thin plate class rotating-milling has advantages below：
1st, stretching device splint fixation class part by the way of tensing, the clamping that can effectively improve part is firm
Degree, reduce part process allows knife to deform, vibration suppression processing vibration, improves part crudy, extends cutter life, and then
Reduce processing cost.
2nd, the stretching device using tensioning drive (servomotor) control tightening force, ensure that even stretch tension and
It can be adjusted as needed.
3rd, the stretching device tenses symmetrical chuck Clamp blocks using driving clamping device (cylinder), and clamping process can be protected
Demonstrate,prove the part centre of gyration constant, clamping deformation will not be caused, and it is simple to operate, clamping caused by human factor can be avoided to miss
Difference.
4th, the stretching device controls accurate and side preferentially from servomotor and cylinder as the power for tensing and clamping
Just, Automated condtrol but also is easily realized.
Brief description of the drawings
The above-mentioned and/or additional aspect and advantage of the present invention will become from description of the accompanying drawings below to embodiment is combined
Substantially and be readily appreciated that, wherein：
Fig. 1 is used for the structural representation that thin plate class rotating-milling processes the stretching device of part to be proposed by the present invention；
Fig. 2 is the left view of stretching device；
Fig. 3 is the structure enlarged diagram at A in Fig. 1；
Fig. 4 is the structural representation of symmetrical chuck 11 in Fig. 1；
Fig. 5 is the right view of taper shank 31；
Fig. 6 is the sectional view of taper shank 31；
Fig. 7 is the top view of taper shank 31；
Fig. 8 is the sectional view of voussoir 32；
Fig. 9 is the left view of voussoir 32；
Figure 10 is the top view of voussoir 32；
Figure 11 is the shaft side figure of voussoir 32；
Figure 12 is the shaft side figure of collet 33.
In accompanying drawing, 1- cylinders, 2- supports, 3- rear end caps, 4- motion crossover subs, 5- clutch shaft bearings, 6- connecting rods, 7- sets
Cup, 8- pulling claws, 9- gyroaxises, 10- casings, the symmetrical chucks of 11-, 12- sealing rings, 13- drive end bearing brackets, 14- pedestals, 15- sliding blocks,
16- guide rails, 17- screws, 18- leading screws, 19- second bearings, 20 bearing blocks, 21- end caps, 22- round nuts, 23- shaft couplings, 24-
Decelerator, 25- servomotors, 26- bonnets, 27- copper packings, the 28- collars, 29- copper packing rings, 30- pull bars, 31- taper shanks, 32- voussoirs,
33- collets.
Embodiment
Embodiments of the invention are described below in detail, the example of the embodiment is shown in the drawings, wherein from beginning to end
Same or similar label represents same or similar element or the element with same or like function.Below with reference to attached
The embodiment of figure description is exemplary, it is intended to for explaining the present invention, and be not considered as limiting the invention.
In the description of the invention, it is to be understood that term " " center ", " longitudinal direction ", " transverse direction ", " length ", " width ",
" thickness ", " on ", " under ", "front", "rear", "left", "right", " vertical ", " level ", " top ", " bottom ", " interior ", " outer ", " up time
The orientation or position relationship of the instruction such as pin ", " counterclockwise " are, based on orientation shown in the drawings or position relationship, to be for only for ease of
The description present invention and simplified description, rather than indicate or imply that the device or element of meaning must have specific orientation, Yi Te
Fixed azimuth configuration and operation, therefore be not considered as limiting the invention.
In addition, term " first ", " second " are only used for describing purpose, and it is not intended that indicating or implying relative importance
Or the implicit quantity for indicating indicated technical characteristic.Therefore, define " first ", the feature of " second " can express or
Implicitly include one or more this feature.In the description of the invention, " multiple " are meant that two or more,
Unless otherwise specifically defined.
There is clamping deformation and part in processing present invention is generally directed to existing thin plate class rotating-milling processing part
The problems such as rigidity is relatively low, it is proposed that a kind of fixture that parts fixation positioning is processed suitable for all thin plate class rotating-millings, the folder
Tool can effectively improve the clamping rigidity of sheet parts, and then improve part processing precision
As shown in figure 1, the stretching device is made up of pedestal 14, pulling assembly and clamp assembly.
Clamp assembly includes driving clamping device, casing 10, gyroaxis 9, a set of cups 7, motion crossover sub 4, connecting rod 6, drawing
Pawl 8 and symmetrical chuck 11.
Casing 10 carries central through hole, and gyroaxis 9 supports the central through hole for being coaxially mounted to casing 10 by clutch shaft bearing 5
It is interior.Drive end bearing bracket 13 and the axial restraint of rear end cap 3 that clutch shaft bearing 5 passes through the two ends of casing 10.Gyroaxis 9 is hollow structure, wherein
One end is enlarging taper hole structure, and the symmetrical chuck 11 for clamping part to be processed is inserted in enlarging taper hole, and symmetrical chuck 11
Male cone (strobilus masculinus) is fitted with the enlarging taper hole conical surface, and the symmetrical central axis of chuck 11 is conllinear with the central axis of gyroaxis 9.
Driving clamping device uses cylinder 1 in the present embodiment, and cylinder 1 is scheduled on the end face of box back lid 3 by support solid 2
On, cylinder rod is fixedly and coaxially connected with motion crossover sub one end.
Gyroaxis 9 is turned round according to part processing request with part around axle center, and clutch shaft bearing 5 ensure that gyroaxis 9 has
Higher kinematic accuracy, less frictional resistance and longer life-span, cylinder 1 is used to tense symmetrical chuck 11, safe operation
It is convenient.
A set of cups 7 is fixedly mounted on the other end of gyroaxis 9, and a set of cups 7 is stretched into inside the hollow structure of gyroaxis 9.The set
Cup 7 carries central through hole, and wherein one end carries enlarging cone structure, for installing pulling claw 8；Move crossover sub 4 and be arranged on set
Inside 7 central through holes of cup, and connected between motion crossover sub 4 and pulling claw 8 by connecting rod 6；Described one end of connecting rod 6 and pulling claw 8
Be screwed connection, and the other end is rotatably assorted with motion crossover sub 4；Connecting rod central axis, pulling claw central axis and revolution
Axle central axis is conllinear.
In the present embodiment, cylinder rod is fixedly and coaxially connected with motion crossover sub 4 one end, a set of cups central through hole internal face with
Move crossover sub outside wall surface gap to coordinate, cylinder rod can drive motion crossover sub 4 along gyroaxis central axis in a set of cups
Moved along a straight line in central through hole；By having enlarging cone structure in a set of cups Front-end Design, when motion crossover sub drive pulling claw to
During a set of cups internal motion, pulling claw shrinks and clamps symmetrical chuck；When moving crossover sub drive pulling claw to a set of cups external movement,
Pulling claw deploys and discharges symmetrical chuck.And symmetrical chuck is arranged in the enlarging conic hole of revolution shaft end, symmetrical chuck is used for
Part to be processed is clamped, ensure that symmetrical chuck preferably coordinates with gyroaxis from enlarging taper hole, while taper hole can be with
It is top general, convenient selection.
The pulling assembly includes tensioning drive, transmission device and guide rail slide block device.Guide rail 16 is arranged on pedestal
On 14, sliding block 15 is arranged on guide rail and can moved along a straight line on guide rail；The casing 10 of clamp assembly is fixed on sliding block 15,
And tensioning drive can be moved along a straight line by actuator drives casing along guide rail.Filled in the present invention using guide rail slide block
Put, because sliding block is moved on guide rail with higher precision, ensure that part will not produce clamping deformation in tension, together
When with higher rigidity.
Tensioning drive uses servomotor 25 in the present embodiment；Transmission device uses screw-nut structure；Screw 17
It is fixed on the casing 10 of clamp assembly, servomotor can drive leading screw 18 to rotate, leading screw 18 is parallel with guide rail 16.This implementation
When example is implemented, bearing block 20 is fixed on pedestal 14, and leading screw 18 is fixed on inside bearing block 20 by second bearing 19, and by
Round nut 22 is fixed, and the outer ring of second bearing 19 is fixed by end cap 21.Whole casing is enabled to using screw-nut structure driven
Moved on guide rail, the position of casing is adjusted according to the size of clamped part, when after-applied tightening force, axle are stablized in part clamping
Bearing, bearing and round nut play a supportive role to leading screw, and end cap is used for fixing bearing.Decelerator 24 is fixed on pedestal 14,
Servomotor 25 is connected with decelerator 24, and shaft coupling 23 links together leading screw 18 with the output shaft of decelerator 24.Servomotor
The power source moved as whole casing, kinematic accuracy is high, easy to control, and decelerator is used for the gearratio for improving servomotor,
The power that shaft coupling is used to export decelerator is transferred to leading screw.
As shown in figure 3, the motion crossover sub in the present embodiment is by bonnet 26, copper packing 27, the collar 28 and copper packing ring 29
Composition.The collar 28 is provided with axial step through hole；Connecting rod 6 passes through the diameter holes of collar end, and the cylindrical projection of interlinking lever end is in
In the large diameter hole of the collar, copper packing ring is housed between interlinking lever end cylindrical projection and collar step surface；Bonnet and collar large diameter hole end
It is fixedly and coaxially connected, copper packing is housed between interlinking lever end cylindrical projection and bonnet end face；Bonnet is fixedly and coaxially connected with cylinder rod.
Because cylinder rod with piston does straight reciprocating motion, connecting rod with pulling claw and symmetrical chuck around center steering, so motion turns
Changing-over head plays connection cylinder and pulling claw effect, and copper packing and copper packing ring are used to reduce frictional force during revolution, extension motion conversion
The life-span of joint.
As shown in figure 4, symmetrical chuck is made up of pull bar 30, taper shank 31, voussoir 32, collet 33.The taper shank has axle
To step through-hole, pull bar and voussoir are arranged in the axial step through-hole of taper shank, and pull bar and voussoir are fixedly and coaxially connected；Outside voussoir
End, which is provided with the wedge groove of necking, wedge groove, installs collet, and collet is engaged with wedge groove inclined-plane.The cone angle of taper shank 31 and revolution
The cone angle of the expanding end taper hole of axle 9 is identical, and collet 33 is identical with the angle of chamfer of voussoir 32.Symmetrical chuck is used to clamp zero
Part, according to the part to be processed positioning suitable collet of boss size selection, voussoir is slided with pull bar causes collet
To contract, tightening force is bigger, clamps more firm.Symmetrical chuck is connected from taper shank with gyroaxis, it is ensured that stable connection is reliable,
It can be exchanged simultaneously with top, and then ensure wider array of practicality；The inclined-plane of voussoir and collet is used for the drawing for amplifying cylinder
Power obtains enough clamping forces, while inclined-plane has auto-lock function, can prevent clamping from releasing.
The present invention operation principle be：
Stretching device proposed by the invention is arranged on machining center or CNC milling machine workbench first, regulation causes
Rotating chuck (a axles) axis is overlapped with strain clamp gyroaxis axis；Then processed blade root is arranged on chuck, according to
The suitable collet of size selection that blade installs positioning boss is processed, and with being installed in symmetrical chuck, and will be symmetrically
Chuck is inserted back into roller end taper hole；3rd step, adjusts servomotor so that casing is moved on guide rail, and adjusts blade
So that in blade fixing lug boss insertion collet；4th step, connects source of the gas so that cylinder is acted, and pulling claw is acted therewith will be right
Chuck is claimed to tense, now, symmetrical chuck is by blade firm grip；5th step, controls servomotor pulling them, and keep pre-
Phase tightening force, then starts processing；6th step, is treated after the completion of blade processing, cylinder is reversely ventilated, and unloads blade.
Although embodiments of the invention have been shown and described above, it is to be understood that above-described embodiment is example
Property, it is impossible to limitation of the present invention is interpreted as, one of ordinary skill in the art is not departing from the principle and objective of the present invention
In the case of above-described embodiment can be changed within the scope of the invention, change, replace and modification.
Claims (5)
1. a kind of stretching device that part is processed for thin plate class rotating-milling, it is characterised in that：By pedestal, pulling assembly and folder
Tight component composition；
The clamp assembly includes driving clamping device, casing, gyroaxis, a set of cups, motion crossover sub, connecting rod, pulling claw and right
Claim chuck；
The casing carries central through hole；Gyroaxis is coaxially mounted in casing central through hole using bearings；
The gyroaxis is hollow structure, and wherein one end is enlarging taper hole structure, the symmetrical chuck for clamping part to be processed
Insert in enlarging taper hole, and symmetrical chuck male cone (strobilus masculinus) is fitted with the enlarging taper hole conical surface, in symmetrical center of collet axis and gyroaxis
Heart axis collinear；A set of cups is fixedly mounted on the gyroaxis other end, and a set of cups is stretched into inside gyroaxis hollow structure；
The a set of cups carries central through hole, and wherein one end carries enlarging cone structure, for installing pulling claw；Move crossover sub peace
Connected inside a set of cups central through hole, and between motion crossover sub and pulling claw by connecting rod；Described connecting rod one end and pulling claw
It is fixedly connected, the other end is rotatably assorted with motion crossover sub；Connecting rod central axis, pulling claw central axis and gyroaxis center
Axis collinear；
The clutch end of the driving clamping device is fixedly connected with motion crossover sub one end, and motion can be driven to change
Joint moves along a straight line along gyroaxis central axis in a set of cups central through hole；When motion crossover sub drives pulling claw to inside a set of cups
During motion, pulling claw shrinks and clamps symmetrical chuck；When moving crossover sub drive pulling claw to a set of cups external movement, pulling claw expansion
And discharge symmetrical chuck；
The pulling assembly includes tensioning drive, transmission device and guide rail slide block device；Guide rail is arranged on pedestal, sliding block
It can move along a straight line on guide rail and on guide rail；The casing of clamp assembly is fixed on sliding block, and tensioning drive
It can be moved along a straight line by actuator drives casing along guide rail.
2. a kind of according to claim 1 be used for the stretching device that thin plate class rotating-milling processes part, it is characterised in that：Draw
Tight drive device uses servomotor；Transmission device uses screw-nut structure；Screw is fixed on the casing of clamp assembly, is watched
Taking motor can drive leading screw to rotate, leading screw and guide rail parallel.
3. a kind of stretching device that part is processed for thin plate class rotating-milling according to claim 1 or claim 2, its feature exists
In：Driving clamping device uses cylinder；Cylinder is fixed on box back lid end face by support, and cylinder rod connects with motion conversion
First end is fixedly and coaxially connected.
4. a kind of according to claim 3 be used for the stretching device that thin plate class rotating-milling processes part, it is characterised in that：Institute
State motion crossover sub by bonnet, copper packing, the collar and copper packing ring group into；The collar is provided with axial step through hole；Connecting rod passes through set
The diameter holes of ring end, the cylindrical projection of interlinking lever end is in the large diameter hole of the collar, interlinking lever end cylindrical projection and set land
Copper packing ring is housed between terrace；Bonnet is fixedly and coaxially connected with collar large diameter hole end, interlinking lever end cylindrical projection and bonnet end face
Between be equipped with copper packing；The clutch end of bonnet and driving clamping device is fixedly and coaxially connected.
5. a kind of according to claim 4 be used for the stretching device that thin plate class rotating-milling processes part, it is characterised in that：Institute
Symmetrical chuck is stated to be made up of pull bar, taper shank, voussoir, collet；The taper shank has axial step through hole, and pull bar and voussoir are installed
In the axial step through-hole of taper shank, and pull bar and voussoir are fixedly and coaxially connected；Voussoir outer end, which is provided with the wedge groove of necking, wedge groove, pacifies
Shock mount chuck, collet is engaged with wedge groove inclined-plane.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610286425.2A CN105729182B (en) | 2016-05-03 | 2016-05-03 | A kind of stretching device that part is processed for thin plate class rotating-milling |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610286425.2A CN105729182B (en) | 2016-05-03 | 2016-05-03 | A kind of stretching device that part is processed for thin plate class rotating-milling |
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| CN105729182A CN105729182A (en) | 2016-07-06 |
| CN105729182B true CN105729182B (en) | 2017-10-24 |
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Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107242709A (en) * | 2017-07-31 | 2017-10-13 | 合肥万伟达信息科技有限公司 | A kind of safe intelligent storing cabinet |
| CN107803681B (en) * | 2017-11-24 | 2024-03-12 | 宁波英德菲尔机械科技有限公司 | Clamp for machining eccentric shaft |
| CN108555364B (en) * | 2018-03-07 | 2019-05-14 | 湖南工学院 | The tool system and application method that high-efficiency and precision for high-rate wireless LAN positions |
| CN108723670A (en) * | 2018-06-04 | 2018-11-02 | 钱浩 | A kind of workpiece positioning tension device |
| CN109719317B (en) * | 2018-12-31 | 2020-08-11 | 保定向阳航空精密机械有限公司 | Hydraulic self-centering disc mandrel |
| CN114161196A (en) * | 2021-12-10 | 2022-03-11 | 河南航天液压气动技术有限公司 | Novel quick-change tool structure for numerically controlled lathe |
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|---|---|---|---|---|
| DE102005034476A1 (en) * | 2005-07-20 | 2007-01-25 | Albert Schrem Werkzeugfabrik Gmbh | Hydraulic clamp, especially for a circular blade on a cylindrical spindle shaft, has a body with clamping pincers for a radial clamping action and a hydraulic ring piston to apply an axial force on the tool against a fixed limit stop |
| CN103846706A (en) * | 2014-03-20 | 2014-06-11 | 西北工业大学 | Special tension clamp for milling of blade type parts |
| CN104647100A (en) * | 2015-01-07 | 2015-05-27 | 池州共康汽车零部件有限公司 | Turning tightening clamping device |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7080434B2 (en) * | 2003-06-06 | 2006-07-25 | General Electric Company | Fixture having integrated datum locators |
| JP2005022018A (en) * | 2003-06-30 | 2005-01-27 | Toshiba Corp | Workpiece centering device |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102005034476A1 (en) * | 2005-07-20 | 2007-01-25 | Albert Schrem Werkzeugfabrik Gmbh | Hydraulic clamp, especially for a circular blade on a cylindrical spindle shaft, has a body with clamping pincers for a radial clamping action and a hydraulic ring piston to apply an axial force on the tool against a fixed limit stop |
| CN103846706A (en) * | 2014-03-20 | 2014-06-11 | 西北工业大学 | Special tension clamp for milling of blade type parts |
| CN104647100A (en) * | 2015-01-07 | 2015-05-27 | 池州共康汽车零部件有限公司 | Turning tightening clamping device |
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|---|---|
| CN105729182A (en) | 2016-07-06 |
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