CN108025409A - Driving device for rotating beam - Google Patents
Driving device for rotating beam Download PDFInfo
- Publication number
- CN108025409A CN108025409A CN201680039790.1A CN201680039790A CN108025409A CN 108025409 A CN108025409 A CN 108025409A CN 201680039790 A CN201680039790 A CN 201680039790A CN 108025409 A CN108025409 A CN 108025409A
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- China
- Prior art keywords
- driving device
- driving
- designed
- fixation
- clamping device
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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
- B23Q1/00—Members which are comprised in the general build-up of a form of machine, particularly relatively large fixed members
- B23Q1/25—Movable or adjustable work or tool supports
- B23Q1/44—Movable or adjustable work or tool supports using particular mechanisms
- B23Q1/50—Movable or adjustable work or tool supports using particular mechanisms with rotating pairs only, the rotating pairs being the first two elements of the mechanism
- B23Q1/54—Movable or adjustable work or tool supports using particular mechanisms with rotating pairs only, the rotating pairs being the first two elements of the mechanism two rotating pairs only
- B23Q1/5406—Movable or adjustable work or tool supports using particular mechanisms with rotating pairs only, the rotating pairs being the first two elements of the mechanism two rotating pairs only a single rotating pair followed perpendicularly by a single rotating pair
-
- 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
- B23Q16/00—Equipment for precise positioning of tool or work into particular locations not otherwise provided for
- B23Q16/02—Indexing equipment
- B23Q16/08—Indexing equipment having means for clamping the relatively movable parts together in the indexed position
- B23Q16/10—Rotary indexing
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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
- B23Q5/00—Driving or feeding mechanisms; Control arrangements therefor
- B23Q5/02—Driving main working members
- B23Q5/04—Driving main working members rotary shafts, e.g. working-spindles
- B23Q5/10—Driving main working members rotary shafts, e.g. working-spindles driven essentially by electrical means
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Machine Tool Units (AREA)
- Jigs For Machine Tools (AREA)
Abstract
The present invention relates to a kind of driving device (10) for rotating beam, wherein the driving device (10) includes rotating device (26), the rotating device has：Driving force reception device (30), it is designed to, in order to receive rotate driving force and with driving unit collective effect；And tow-bar (26),It is designed to,Interconnect the driving force reception device (32) and rotation beam element (12),To be rotated jointly around rotation axis (A),Wherein described driving device (10) further includes at least one supporting arrangement (34),The supporting arrangement is designed to,It is rotatably supported the shell area (36) of fixation of the rotating device relative to the driving device (10),And wherein described driving device (10) further includes at least one clamping device (38),It is designed to,The rotating device (26) is optionally fixed on different turned positions,The shell area (36) of the fixation of wherein described driving device (10) has in the axial direction close to the interior zone (20) of the rotation beam element (12),And with the perimeter (20) for being axially away from the rotation beam element (12).It is arranged according to the present invention to be, in the perimeter (22) for the shell area (36) that the supporting arrangement (34) and the clamping device (38) are all disposed within the fixation.
Description
Technical field
The present invention relates to a kind of driving device for rotating beam, wherein driving device includes rotating device, rotating device
Have：Driving force reception device, it is designed to, in order to receive rotate driving force and with driving unit collective effect；And pull
Device, it is designed to, interconnects driving force reception device and rotation beam element, to be rotated jointly around rotation axis,
Wherein driving device further includes at least one supporting arrangement, and supporting arrangement is designed to, makes rotating device relative to driving device
Fixed shell area is rotatably supported, and wherein driving device further includes at least one clamping device, it is designed to, choosing
Rotating device is fixed on to selecting property different turned positions, the wherein shell area of the fixation of driving device has in the axial direction
Close to the interior zone of rotation beam element, and with the perimeter for being axially away from rotation beam element.
Background technology
This device is well known in the art, such as is just shown in EP2113334A1.Here, this kind of device one
As be used for machine-tool industry, positioning and/or guiding particularly for workpiece relative to instrument.
To this it is also known that beam rotating device can be at least temporarily fixed to around rotation axis not by clamping device
Same rotational position, for example to improve the overall rigidity when processing the workpiece of device.
Extra chucking power is introduced in the flux of force inside driving device needs extra measure, to ensure enough
Rigidity.In addition, at least clamping device usually includes wear assembly, maintenance work can be carried out to it and when needed can be easy
Replace on ground.
The scheme that inventor has found to be currently known can not meet above-mentioned requirements in the desired manner.
EP2113334A1 shows the rotating beam driven by driving wheel (Antriebskranz), it passes through pivot
(Lagerzapfen) it is supported in shell wall.This is provided outside clamping device, it grips driving wheel, so as to by rotating beam
It is fixed on different turned positions.But clamping device is very difficult to close, this must need to disassemble rotation beam element.
In addition, US6332604B1 shows the huge clamping device of multi-piece type.Based on its complicated structure, clamping dress
Put from the perimeter of housing and extend to interior zone, so as to finally can be inside housings inner side at generate folder
Holding force.Thus broadness and branch flux of force occurs, this rigidity to device entirety is unfavorable.
Patent document DE20121653U1 discloses a kind of driving device for rotating beam, and drive motor is arranged between two parties
Arrange between the supporting arrangement of clamping device and axial inner in the housing.Thus also have in clamping device, supporting arrangement and drive
The flux of force produced between dynamic motor is quite broad again.
The content of the invention
Therefore it is an object of the invention to provide a kind of driving device, its maintenance to get up to be more convenient and can be by rotation
Turn beam to carry out ensureing enough rigidity when work pieces process.
This purpose can be reached by that driving device for being used for rotating beam being illustrated starting at, wherein supporting arrangement and
Clamping device is all disposed within the perimeter of fixed shell area.
Inventor has found, can be more convenient for tieing up by being positioned at clamping device in the perimeter of fixed shell area
Shield.Exemplarily, thus can be from lathe external maintenance clamping device, without making surfaceman directly contact the work of lathe
Make room.Thus it can also realize, only need to disassemble a small amount of component of corresponding lathe or any component need not be disassembled, just can contact folder
Hold device.This is particularly effective to rotation beam element or driving unit.
Inventor also found, for ensureing high rigidity advantageously, supporting arrangement is equally arranged in fixed
In the perimeter of housing, close to clamping device.Compared with known arrangement previously discussed, thus, it is possible to inside driving device
Obtain straight flux of force as short as possible and reduction is unfavorable for the arm of force of rigidity.
It can elaborate below, clamping device according to the present invention can for example include transferable component, it can be with
Acting surface collective effect produces chucking power.Herein especially, transferable component can recline with acting surface under pressure.
Thus occur a gap from chucking power first between transferable component and acting surface, to produce chucking power and then must
This gap must be eliminated.Especially, by the way that supporting arrangement and clamping device are collectively arranged in fixed housing according to the present invention
In the perimeter in region, the axial arm of force between supporting arrangement and clamping device can be reduced.This allows for even adding
Increase is loaded during work workpiece, foregoing gap is too many since deformation will not expand.
Especially, receive to rotate from (may is that outside) driving unit by driving force reception device according to the present invention and drive
Power, it can be understood as driving force access rotating device will be rotated or be transferred to rotating device by driving force is rotated.Thus can
So that tow-bar deflects together with the rotation beam element connected herein.
Here, being only arranged to first in optional expansion scheme, drive according to the present invention is directly formed by driving unit
The part of dynamic device.Exemplarily, driving unit can be designed to the electro-motor of drive gear, gear and gear cast
The driving force reception device engagement of formula.Likewise it is possible to by drive unit design into the stator of electro-motor, it is driven in preferably
The driving force reception device for the rotor configurations put.Therefore, driving force reception device also can be when generating driving force and driving unit
Direct collective effect.
In general it may be arranged as according to the present invention, driving force reception device be designed for fixed driving unit
Runner assembly interface.In this case it is possible, for example, to driving force reception device is designed to mounting flange, its arrange or
It is supported at the tow-bar of rotating device.
According to the present invention it is possible to which tow-bar is designed to hollow shaft, it can accommodate rotating beam list in centre-drilling hole
The pivot of member.Preferably, driving force reception device and pulling for beam element of rotation are antitorque.In this regard, rotation beam element and drive
Power reception device is for example fixed at tow-bar by screwing tight.
According to the present invention, the supporting arrangement of driving device can be designed to rolling bearing, and can generally form radial axle
Hold or axial direction-journal bearing.Particularly it may be configured as, supporting arrangement is arranged in the housing of the fixation of tow-bar and driving device
Between region, and tow-bar is rotatably supported in the shell area.
The expansion scheme of the present invention is arranged to, and driving device only includes such supporting arrangement, particularly a cloth
Put axial direction-annular bearing with rolling contact at tow-bar.
According to the present invention in general, rotating device selectively is fixed on different turned positions to refer to, it is fixed
Arbitrary or selected turned position in the moving region of rotating device or at least one Segmentation of fault movement.
Here, one or more deflectable or the transferable component and acting surface of aforesaid clip device can be passed through
Collective effect is fixed, and wherein acting surface is particularly the part that can be designed to tow-bar or is designed to and pulls
The part for the clamping element that device is torsionally connected.According to the present invention, clamping device refers at least one corresponding effect
Face and/or the unit being made of acting surface and deflectable component, wherein the part additionally set for generation chucking power
(such as pipeline of supply and discharge pressure medium) can also be arranged in outside the perimeter of fixed shell area.According to this
Invention may also be configured to, and clamping device includes hydraulic pressure and/or pneumatic operating room, it is designed to pair when introducing pressure medium
Transferable component applies metastatic capacity, and wherein operating room also is disposed in perimeter.
Exemplarily, the deflectable component of clamping device can be designed to single-piston or have the diaphragm of solid joining beam
Form.
The expansion scheme of the present invention is arranged to, and the perimeter of fixed shell area accounts for the fixation in rotating device region
Between 2nd/1 to three/10ths of the axial beam overall of shell area.Also can be particularly configured to, perimeter accounts for corresponding axial direction
Beam overall 1/9th, 1/8th, 1/7th, 1/6th, 1/5th, a quarter, 1/3rd or two/
One.
It may also be configured to according to the present invention, the interior zone of fixed shell area occupies fixed shell area herein
Beam overall corresponding remainder.Beam overall can correspondingly be divided into perimeter and interior zone.
Wheelbase of the beam overall of fixed shell area at this in section by cross-sectional width or comprising axis determines.As
The cross-sectional width of associated measurement areas be arranged on herein rotating device region, i.e. close to rotating device arrangement or and rotating dress
Put in adjacent shell area.Similarly, the region primary limitation is in rotating device and the axial overlap of fixed shell area
On region.
It alternatively may be configured as, select the pivot of tow-bar and the receiving rotation beam element among being disposed particularly in
The axial overall length of drilling, which is used as, refers to size, rather than the axial beam overall of fixed shell area.When rotating beam group is in installation
During state, also can directly it be measured with reference to the pivot of rotation beam element.
In case above, the perimeter of fixed shell area is accordingly between tow-bar or drilling or the axis of pivot
Xiang overall length ten/to between 2/3rds, particularly account for corresponding axial overall length 1/9th, 1/8th, seven/
First, 1/6th, 1/5th, a quarter, 1/3rd or half.Preferably, interior zone is also to occupy herein
The corresponding remainder of corresponding axial overall length.
Similarly, the axis according to the present invention between supporting arrangement and clamping device is also can determine that with reference to the reference dimension
To distance, i.e. with reference to the axial beam overall of the shell area of the fixation in rotating device region or with reference to tow-bar or drilling or
The axial overall length of pivot.It may be configured as herein according to the present invention, axial distance is arrived between 1/10th of corresponding reference dimension
Between 1/3rd.According to the present invention similarly, the axial length with reference to perimeter determines axial distance, and axial distance accounts for axis
Refer to that supporting arrangement is identical with the axial location of clamping device to the situation between 0% to the 100% of length, accounting for 0%.Especially
Ground, can account for 20%, 40%, 60% or the 80% of axial length.
It may be arranged as according to the present invention, driving force reception device is at least partially disposed at fixed shell area
In interior zone.The deformation is thus arranged to, and driving force reception device and supporting arrangement and clamping device can be arranged in drive
In different zones inside dynamic device, wherein the position of the driving force reception device of rotation beam element is in the axial direction close to corresponding
The Processing Room of lathe.
May also be configured to, supporting arrangement is more built-in in the axial direction, i.e., arrangement ground than clamping device closer to fixed shell
The interior zone of body region.Herein preferably, the driving force that bearing unit can be arranged in built in axial direction in the axial direction receives dress
Put between axial external clamping device.Similarly, clamping device can be arranged in the driving force built in axial direction in the axial direction
Between reception device and axial external supporting arrangement.
The expansion scheme of the present invention is arranged to, and driving force reception device is designed as the rotor of electro-motor, its decision design
For torque-motor and/or internal rotor.The electro-motor for being designed to outer rotor is equally may be provided with according to the present invention, wherein electronic horse
Up to again be preferably designed to torque-motor.The rotation being connected with driving device can be highly precisely adjusted by using electro-motor
The turned position of beam element.The use of torque-motor also assures that, enough moments of torsion can be provided for compact structural form, from
And the workpiece that can also attach most importance to positions and relative to tool guides heavy industry part.By the way that electro-motor being designed to, internal rotor can also contract
Small structure size.
May be configured as according to the present invention, fixed shell area include all not remaining components with driving device, especially
It is the component rotated not together with rotating device around rotation axis.Similarly, fixed shell area can be that single type is set
Meter, such as it is designed to the respective cross section region of pedestal.
The present invention expansion scheme be arranged to, fixed shell area include at least one frame element and it is at least one can
Remove the lid group that ground is installed at frame element.Frame element herein can be in the half of driving device, particularly tow-bar
Extend on axial length above.Preferably, frame element extends in the substantially axial total length of driving device and may surpass
Cross total length.Lid group can include the cover piece of general plane and this is configured to, and be removed in maintenance work at frame element
And it can reinstall up.
This may also be configured to according to the present invention, lid group is arranged in being axially away from for frame element and rotates beam element
Outer surface, and at least (particularly in the axial direction) arranged with respect to clamping device to blockiness.This allows for correspondingly tearing open
Clamping device is easily contacted during except lid group.According to the present invention, by the arrangement in the outer surface of frame element, and fixed
Preferred arrangement in the perimeter of shell area, it is ensured that or can outside its Processing Room outside from corresponding lathe
Clamping device is contacted at low cost.It may also be configured to according to the present invention herein, the single component of clamping device or clamping device is extremely
Partially be arranged at lid group, and with lid group formed correspondingly removably, can be installed on driving device at module.
Generally it may also be configured to, the diameter or radical length of lid group are more than the diameter or radical length of clamping device.Thus
Can be in the housing of driving device, particularly provide opening in frame element, can be by clamping device intactly by opening
And taken out without extra dismantling step.
Fixed shell area, particularly frame element are capable of providing multiple axially and/or radially acting surfaces, it, which is designed, uses
In the other assemblies of guiding, supporting or support driving device." radial effect face " refers to face section, it can be received radially substantially
On power and corresponding stop surface is provided." axial action face " makees mutually it is to be understood that it receives axial force substantially.
The expansion scheme of the present invention is arranged to, and at least supporting arrangement and clamping device are supported on the acting surface of its frame element
Place.Preferably, frame element can also support determining for driving unit, particularly support electric motor by corresponding acting surface
Son.It can improve the rigidity of structure by being supported at common frame element.
Expansion scheme according to the present invention may also be configured to, and fixed shell area has the region built in radial direction, it is special
It is not that the diameter inwardly stretched by footpath convexes to form, and supporting arrangement is arranged in built-in region.According to this deformation, fixed housing
Region can have radially more external region and radially more built-in region in driving device region.This can be enclosed
Into common space, driving device is accommodated wherein.Also can be particularly configured to, the region built in radial direction determine it is axial and/or
Radial effect face, support device are abutted at acting surface or are at least supported at acting surface.
This may also be configured to according to the present invention, region built in radial direction forms at least one axial action face, itself and clamping
Device collective effect and/or it is designed to component collective effect with driving unit.In other words, may be alternatively provided as, built in radial direction
Region both can provide support for supporting arrangement, or the component of driving unit or clamping device provides supporting.This causes
Structure is particularly compact and driving device inside flux of force it is short and straight.
The expansion scheme of the present invention is arranged to, and holding device design is into diametrically generating chucking power.Similarly, according to this
Invention may be configured as, and holding device design into generating chucking power in the axial direction.Clamping device is thus, it is possible to be designed to axial direction or footpath
To clamping device, wherein all directions illustrate the feeding fortune for the direction or clamping device for describing pressing creation in a known manner
It is dynamic.In addition, generally chucking power is generated by hydraulic pressure or pneumatic pressure medium.
It may be alternatively provided as herein, clamping device both radially or was in the axial direction generating chucking power.In this case, clamp
Device is also designed to this, and the chucking power generated in a direction (axially or radially) exceedes other direction.Chucking power
The pressure generated by clamping device is generally referred to herein, such as the power is applied on acting surface by deflectable component.
Preferably, acting surface may be designed to rotating device, particularly tow-bar part.So can at acting surface or
Inside generation hinders the frictional force rotated.Also alternatively or additionally it is arranged to, chucking power causes the form fit for hindering to rotate
Construction.
The expansion scheme of the present invention is arranged to, and supporting arrangement includes rotational measuring system.Especially, rotational measuring system is set
It is calculated as, the turned position or angle position of rotation beam element determining rotating device, being particularly connected with rotating device.
According to the present invention, it is arranged in due to supporting arrangement in the perimeter of fixed shell area, thereby ensures that and turn
In general dynamic measuring system is also disposed on exposed to contact position.Thus in view of the rotational measuring system of driving device
It can improve and safeguard friendly.For this is in particular for known arrangement, in general wherein rotational measuring system, which is arranged in, is difficult to
In the torque-motor of contact.Alternatively or additionally, rotational measuring system be also disposed at the axial outer end of rotating device, spy
It is not arranged at tow-bar.
The invention further relates to a kind of lathe, it has according to foregoing aspects of driving device according to the present invention.
The invention further relates to a kind of rotating beam group, it includes at least unilateral rotation accommodated by driving device according to the present invention
Turn beam element, the rotation beam element particularly with additional turntable axis.
Brief description of the drawings
The preferred embodiment of the present invention is illustrated with reference next to attached drawing.
Wherein：
Fig. 1 shows the total figure for the rotation beam element that both sides are contained in driving device according to the present invention；
Fig. 2 shows the section for including axis of the driving device according to the present invention of first embodiment according to the present invention
Figure；And
Fig. 3 shows the section for including axis of driving device according to the present invention according to the second embodiment of the present invention
Figure.
Embodiment
Fig. 1 shows an example of rotating beam group, it has two driving devices 10 according to the present invention.In two phases
To being disposed with rotation beam element 12 between the driving device 10 of arrangement.Rotation beam element 12 is included in level between driving device 10
The rotating beam 14 of extension and centrally arranged turntable 16 at rotating beam 14.Next it can be expanded on further, be filled in driving
Driving unit is arranged with putting 10, rotation beam element 12 can be by driving unit around rotation axis horizontal-extending in Fig. 1
Line A rotates.
Rotation beam element 12 further includes the driving unit (not particularly shown) being contained in rotating beam 14, so as to turntable 16
Vertical rotation axis B can be surrounded to rotate.By rotating the work that can determine to be stretched on turntable 16 around axis A and B
Part relative to the machine tool not shown in Fig. 1 position.At this it is also contemplated that the scheme different from being illustrated in Fig. 1, i.e. rotation
The only one side of beam element 12 is contained in a driving device 10, and the deformation without additional turntable 16.
The part of the rotation beam element 12 clearly shown in Fig. 1 puts in the operating room R for the lathe not being shown specifically.Drive
Dynamic device 10 is also designed to single bogie (Antriebsbock), it can be fixed at the rack of lathe.It is exemplary
Ground, this can be screwed tight so as to solid by propping up on the outer mounting surface of rack and in the lower bolt region 19 of driving device 10
It is fixed.But equally it is conceivable, that driving unit 10 is arranged in the respective notches in machine frame inside, such as embedded rack.
Driving device can also form the integrated part of rack, and the wherein shell area of the fixation of driving device can be by the phase of rack
Neighbouring region is formed.
In Fig. 1 it is also seen that the shown driving device 10 do not cut includes fixed shell area 36.In addition, rotation
The mode that turning the pivot of beam 14 can speak of below is rotatably received within driving device 10.Using rotation axis A as reference,
The shell area 36 of the fixation of driving device 10 respectively has one in the axial direction close to the interior zone 20 of rotation beam element 12, should
Operating room R or adjacent thereto of the region close to unshowned lathe.Similarly, fixed shell area 36 has remote in the axial direction
From the perimeter 22 of rotation beam element 12.Perimeter can be described as being located at operating room R opposites, that is, be arranged in outside it
It is or non-conterminous with it.
Fig. 2 shows the driving device according to the present invention 10 of first embodiment according to the present invention.Driving dress in Fig. 2
Put 10 orientation and correspond to right driving device 10 in Fig. 1 at this.Therefore the pivot of the rotation beam element 12 not shown in Fig. 2
It is inserted into from left to right along rotation axis A in the centre-drilling hole 24 of rotating device 26.
Rotating device 26 includes the tow-bar 28 for being designed to hollow shaft in this example, and tow-bar also defines centre drill
Hole 24 is simultaneously designed around rotation axis A in rotational symmetry.
In addition, tow-bar 28 can with it is unshowned rotation beam element 12 pivot or rotation beam element 12 it is corresponding
The pivot of interface area is torsionally connected in known manner.This for example can be by screwing tight or conventional propeller boss is connected and carried out.
In addition, rotating device 26 includes the driving force reception device 30 being equally torsionally connected with tow-bar 28.Its
The built-in rotor of torque-motor 31 is designed in this example.Torque-motor 31 further includes the stator to form driving unit 32, and stator holds
It is contained in driving device 10.Therefore torque-motor 31 is designed to internal rotor in this example.
Driving force reception device or rotor 30 and the flange section 33 of tow-bar 28 screw tight, and are not showed that in wherein Fig. 2
Screw tight details.Here, flange section 33 is convexed to form by the outer dia of tow-bar 28.
In addition, rotating device 26 is rotatably supported in the shell area of the fixation of driving device 10 by supporting arrangement 34
In 36.Supporting arrangement 34 is designed to axial direction-annular bearing with rolling contact in this example, and abuts in the outer circumference surface of tow-bar 28
At the diameter protrusion 37 inwardly stretched with the footpath of fixed shell area 36.
So as to by driving force reception device 30 by the rotary force generated by driving unit 32 of rotating device 26
Receive, and rotation beam element 12 is transferred to by tow-bar 28.
It can also be seen that clamping device 38 in the right side area of driving device 10 in fig. 2.Clamping device would generally be set
Count into axial clamping device and two fixed components 40 including accommodating deflectable component 42.Component 40,42 is with known
Mode surround operating room, pressure medium can be introduced into shift transferable component 42 in operating room.It is in this regard, transferable
Component 42 it is axial in fig. 2 shift to the left, i.e. the direction transfer towards rotation beam element 12.Component 42 herein with clip element
44 recline, and clip element is torsionally connected with tow-bar 28.Here, the region that reclines of clip element 44 forms acting surface,
It can be generated in the case of introducing pressure by deflectable component 42 at acting surface and hinder rotating frictional force.Shown in Fig. 2
Clamping device 38 be in and be tensioned and generate the state of chucking power.
In fig. 2, the shell area 36 of the fixation of driving device 10 is included built in center frame members 46 and axial direction
With axial external lid group 48,50.Frame element 46 has multiple radial effect faces 52, and the stator of torque-motor 31 or driving are single
The component 40 that the radially outer of member 32, the radially outer ring 35 of supporting arrangement 34 and clamping device 38 is fixed torsionally abuts in effect
At face.
Frame element 46 further includes the diameter protrusion 37 inwardly stretched in footpath, it is with radial effect face 52 and axial action face 54
To support supporting arrangement 34.In addition, diameter protrusion 37 is defined axially towards exterior axial action face 39, clamping device
38 clip element 44 is abutted at the acting surface.Similarly, diameter protrusion 37 forms the axial action face 41 built in axial direction,
It is used as the stop surface of driving unit 32.
Such as the example in Fig. 1, fixed shell area 36 is included axially move closer to the rotation beam element 12 not shown in Fig. 2
Interior zone 20 and be axially distant from rotation beam element perimeter 22.In the embodiment according to Fig. 2, pass through lid
Group 48,50 and frame element 46 surround interior zone and perimeter.Lid group 48,50 each abuts in frame element 46 herein
Outer surface 54 at and screwed tight in this region with frame element 46 (not particularly shown in Fig. 2).Outer cover group 50 reclines
Face 54 is formed by the axially outer end face 54 of frame element 46 herein.Frame element 46 also screws tight region with driving device 10
19 (not particularly shown in Fig. 2), so as to which driving device 10 is fixed at the rack of lathe (referring to Fig. 1).
All in all, supporting arrangement 34 and clamping device 38 are all disposed within the outside area of fixed shell area 36 to Fig. 2
In domain 22.Conversely, the region built in axial direction of the driving unit 32 close to driving device 10 is so as to be arranged in fixed shell area
In 36 interior zone 20.
It can also be seen that fixed shell area 36 in the scope of rotating device 26 along the axis of rotation axis A in Fig. 2
It is b to beam overall, wherein in this example without considering shell area 36 and the precise overlay in the axial direction of rotating device 26.
This, including the axially outer region 22 of supporting arrangement 34 and clamping device 38 is in the axial beam overall b of fixed shell area 36
A parts.Here, a parts of perimeter 22 account for 1/3rd of axial beam overall b.Correspondingly, the i in axial inner region 20
Part accounts for 2/3rds of axial beam overall b.It can also be seen that driving unit 32 and driving force reception device 30 are with built-in rotor
Form be all arranged in the inside in axial inner region 20.
It is also seen that, the axial distance d between supporting arrangement 34 and clamping device 38 is relatively small in fig. 2.
Here, mainly adjusting the outer end of the rolling body region of supporting arrangement 34, adapt it between the acting surface of clamping device 44
Axial distance.In this example, distance d accounts for 1/6th and the perimeter of the axial beam overall b of fixed shell area 36
The half of 22 axial length a.
This just determines that the flux of force between supporting arrangement 34 and clamping device 38 passes through relatively short axial distance
D occurs, and the axial arm of force d between supporting force or chucking power is relative to the other assemblies of supporting arrangement 34 and clamping device 38
For it is corresponding smaller.
Finally, in fig. 2 it can be seen that being arranged in the rotational measuring system 60 of the axial outer end of tow-bar 28, its basis
The real-time angular position generation signal of rotating device 26.Rotational measuring system 60 can also generally be arranged at outboard cover group 50 or
Supporting is herein.In this example, rotational measuring system is maintained at the stair-stepping axial end portion of tow-bar 28 and is carried
Rise in corresponding diameter protrusion.
Additionally or alternatively, the rotational measuring system 60 being integrated in supporting arrangement 34 is may also set up, wherein mainly
Show integrated probe 34a within the bearing.The additional diameter protrusion at tow-bar 28 can so be omitted or omitted
Special arrangements at outboard cover group 50, wherein diameter are raised and special arrangements are used to keep axially outer shown in Figure 2 to rotate
Measuring system 60.It is possible thereby to the manufacturing expense of tow-bar 28 and/or lid group 50 is reduced, so as to save corresponding cost.
According to the present invention, supporting arrangement 34 is equally externally arranged in region, can ensure to safeguard herein as beforely friendly and
Accessible property.
By the way that supporting arrangement 34 and clamping device 38 are arranged in the axially outer region 22 of fixed shell area 36,
The expense of component can be reduced and can be from the external contact component of the Processing Room R shown in Fig. 1.This is equally applicable to angle survey
Measure device 60.Only need to dismantle outer cover group 50 from frame element 46 herein.In addition, in order to safeguard component without dismounting
The entire combination part shown in the other assemblies or Fig. 1 of driving device 10.
By thus being obtained between the common arrangement in axially outer region 22 and supporting arrangement 34 and clamping device 38
The less axial distance d obtained, can ensure that rigidity obtains while ensureing that the flux of force inside driving device 10 is short and straight
To raising.Can additionally there is driving unit 32 to be each arranged in its frame element 46 supporting arrangement 34, clamping device 38
Place is improving rigidity.It can thus be concluded that the flux of force that branch is few, it passes through single component as few as possible.
Fig. 3 shows the second embodiment of driving device 10 according to the present invention.It with Fig. 2 in embodiment not
The design of clamping device 38 is only that with part.Therefore following identical or equivalent component can use identical label.
According to Fig. 3, clamping device 38 is also positioned at the inside of driving device 10, that is, is positioned at fixed shell
In the axially outer region 22 of body region 36.The size of perimeter 22 is also identical with the size of the deformation according to Fig. 2, is fixed
Shell area 36 axial beam overall b in a parts.The size of axial distance d between supporting arrangement 34 and clamping device 38
Also it is identical.
Clamping device 38 and the difference of the deformation in Fig. 2 are that it designs radially clamping device, i.e. generation radial direction
The pressure of effect.In this regard, clamping device 38 also has transferable component 42, can be by transferable component in order to generate pressure
42 radially-inwardly shift towards the direction of the radially outer acting surface 52 of tow-bar 28.Thus tow-bar 28 with it is deflectable
Component 42 between the region that reclines in can also generate and hinder rotating frictional force.The clamping device 38 shown in Fig. 3 is to be in
Tensioning state.
In general, especially with respect to usually can only be for the axial clamping device of hydraulic control, the footpath of pneumatic control
It is favourable to clamping device.But the radial direction clamping device 38 pneumatically manipulated is filled in the driving for rotating beam so far
Economy is not high among the application put.Reason particular in that, this clamping device 38 can only eliminate the effect with opposite
Relatively small gap width between face.Based on radial transfer, gap width in the circumferential also will as far as possible uniformly, particularly
For the comprehensive radial direction clamping device 38 to recline.
By arranging supporting arrangement 34 and clamping device 38 and thus obtained less axial distance d according to the present invention
It can ensure, such as the axial arm of force d between the supporting force and clamping device 38 occurred when processing the workpiece smaller.Therefore clamp
Gap between device 38 and tow-bar 28 is no longer always increased due to deformation gradually.Therefore, economic implications weight of the present invention
Radial direction clamping device 38 that is big and pneumatically to manipulate reliably enough is applied in the driving device for rotating beam.Equally
Ground, can apply transferable clamping device, its diaphragm with single-piston or with solid joining beam, wherein it is preferred that still passing through
Pneumatically shifted.
Claims (12)
1. a kind of driving device (10) for rotating beam, wherein the driving device (10) includes rotating device (26), it is described
Rotating device has：
- driving force reception device (30), it is designed to, in order to receive rotate driving force and with driving unit collective effect, and
- tow-bar (26), it is designed to, interconnects the driving force reception device (32) and rotation beam element (12),
To be rotated jointly around rotation axis (A),
Wherein described driving device (10) further includes at least one supporting arrangement (34), and the supporting arrangement is designed to, makes described
Rotating device (26) is rotatably supported relative to the shell area (36) of the fixation of the driving device (10),
And wherein described driving device (10) further includes at least one clamping device (38), the holding device design is into selection
The rotating device (26) is fixed on to property different turned positions,
The shell area (36) of the fixation of wherein described driving device (10) has in the axial direction close to the rotation beam element
(12) interior zone (20), and there is the perimeter (20) for being axially away from the rotation beam element (12),
It is characterized in that, the supporting arrangement (34) and the clamping device (38) are all disposed within the shell area of the fixation
(36) in perimeter (22).
2. driving device (10) according to claim 1, it is characterised in that the outside of the shell area (36) of the fixation
Region (22) accounts for 1/10th of the axial beam overall (b) of the shell area (36) of the fixation in the rotating device (26) region
To between 2/3rds.
3. driving device (10) according to any one of the preceding claims, it is characterised in that the driving force receives dress
In the interior zone (20) for putting the shell area (36) that (30) are at least partially disposed at the fixation.
4. driving device (10) according to any one of the preceding claims, it is characterised in that the driving force receives dress
The rotor that (30) are designed as electro-motor (31) is put, the electro-motor is preferably designed for torque-motor (31) and/or internal rotor.
5. driving device (10) according to any one of the preceding claims, it is characterised in that the housing area of the fixation
Domain (36) includes at least one frame element (46) and at least one lid group being detachably attached at the frame element
(48、50)。
6. driving device (10) according to claim 5, it is characterised in that the lid group (50) is arranged in the framework metadata
Part (46) be axially away from it is described rotation beam element (12) outer surface (54) place, and at least blockiness with the folder
It is positioned opposite to hold device (38).
7. driving device (10) according to any one of the preceding claims, it is characterised in that the housing area of the fixation
Domain (36) has the region (37) built in radial direction, its diameter particularly inwardly stretched by footpath raised (37) is formed, and the supporting
Device (34) is arranged in the built-in region (37).
8. driving device (10) according to claim 7, it is characterised in that the region (37) built in the radial direction is formed extremely
A few axial action face (54), the axial action face and the clamping device (38) collective effect and/or is designed to and drives
The component collective effect of moving cell (32).
9. driving device (10) according to any one of the preceding claims, it is characterised in that the clamping device (38)
It is designed to diametrically generate chucking power.
10. driving device (10) according to any one of the preceding claims, it is characterised in that the clamping device (38)
It is designed to generate chucking power in the axial direction.
11. driving device (10) according to any one of the preceding claims, it is characterised in that the supporting arrangement (34)
Including rotational measuring system (60).
12. a kind of lathe, it includes driving device according to any one of the preceding claims (10).
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE102015008716.9A DE102015008716A1 (en) | 2015-07-06 | 2015-07-06 | Drive arrangement for a swivel bridge |
| DE102015008716.9 | 2015-07-06 | ||
| PCT/EP2016/063830 WO2017005472A1 (en) | 2015-07-06 | 2016-06-16 | Drive arrangement for a swivel bridge |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108025409A true CN108025409A (en) | 2018-05-11 |
| CN108025409B CN108025409B (en) | 2020-11-10 |
Family
ID=56137322
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201680039790.1A Expired - Fee Related CN108025409B (en) | 2015-07-06 | 2016-06-16 | Drive device for a rotating beam |
Country Status (4)
| Country | Link |
|---|---|
| EP (1) | EP3319754A1 (en) |
| CN (1) | CN108025409B (en) |
| DE (1) | DE102015008716A1 (en) |
| WO (1) | WO2017005472A1 (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102022117969A1 (en) | 2022-07-19 | 2024-01-25 | Schaeffler Technologies AG & Co. KG | Rotary table bearing arrangement |
| DE102022117967A1 (en) | 2022-07-19 | 2024-01-25 | Schaeffler Technologies AG & Co. KG | Rotary table bearing arrangement |
| DE102022117968A1 (en) | 2022-07-19 | 2024-01-25 | Schaeffler Technologies AG & Co. KG | Rotary table bearing arrangement |
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| US6332604B1 (en) * | 2000-08-15 | 2001-12-25 | Fair Friend Enterprise Co., Ltd. | Clamping and positioning mechanism for the inclined axis of two-axes rotary tables |
| DE202006010682U1 (en) * | 2006-07-11 | 2006-08-31 | Bonneick, Heinz | Machine tool has workpiece holder connected to output shaft of motor and to side socket on machine bed through braking unit for transferring braking moment to holder |
| CN201124303Y (en) * | 2007-12-20 | 2008-10-01 | 四川普什宁江机床有限公司 | Tilting rotary worktable |
| US20090032363A1 (en) * | 2007-08-02 | 2009-02-05 | Fu-Yuan Cheng | Brake Structure for a Main Shaft of a Direct Drive Torque Motor |
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| CN102155510A (en) * | 2011-03-22 | 2011-08-17 | 芜湖通力电机有限责任公司 | Friction plate assembly of clutch motor |
| US8123204B2 (en) * | 2008-04-29 | 2012-02-28 | Maschinenfabrik Berthold Hermle Ag | Machining center with a rotatable and pivotable workpiece table having a clamping device for the rotation axis |
| CN203887532U (en) * | 2013-04-26 | 2014-10-22 | 兄弟工业株式会社 | Workpiece supporting device and machine tool |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| JPH0335949A (en) * | 1989-06-30 | 1991-02-15 | Suzuki Motor Corp | Index device |
| DE20121653U1 (en) | 2001-12-07 | 2003-02-13 | Schwaebische Werkzeugmaschinen | Working machine has two side walls and a work table which has a housed shaft which rotates around a horizontal axis, has gripping clamp with easy adjustment |
| DE202004019478U1 (en) * | 2004-12-15 | 2006-04-20 | Starragheckert Gmbh | Traction module for machine tool, has drive arranged between torque motor and output shaft of drive module which guides assembly to be propelled, where drive is suitable to increase standby torque of torque motor |
| EP1880796B2 (en) * | 2006-07-18 | 2011-11-02 | Franz Kessler GmbH | Multi-axis pivot head for a machine tool |
| KR101030592B1 (en) * | 2008-11-28 | 2011-04-21 | 주식회사 영일인덱스 | An indexer |
-
2015
- 2015-07-06 DE DE102015008716.9A patent/DE102015008716A1/en active Pending
-
2016
- 2016-06-16 WO PCT/EP2016/063830 patent/WO2017005472A1/en active Application Filing
- 2016-06-16 EP EP16730353.6A patent/EP3319754A1/en not_active Withdrawn
- 2016-06-16 CN CN201680039790.1A patent/CN108025409B/en not_active Expired - Fee Related
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6332604B1 (en) * | 2000-08-15 | 2001-12-25 | Fair Friend Enterprise Co., Ltd. | Clamping and positioning mechanism for the inclined axis of two-axes rotary tables |
| DE202006010682U1 (en) * | 2006-07-11 | 2006-08-31 | Bonneick, Heinz | Machine tool has workpiece holder connected to output shaft of motor and to side socket on machine bed through braking unit for transferring braking moment to holder |
| US20090238655A1 (en) * | 2006-07-24 | 2009-09-24 | Deckel Maho Seebach Gmbh | Workpiece table arrangement |
| US20090032363A1 (en) * | 2007-08-02 | 2009-02-05 | Fu-Yuan Cheng | Brake Structure for a Main Shaft of a Direct Drive Torque Motor |
| CN201124303Y (en) * | 2007-12-20 | 2008-10-01 | 四川普什宁江机床有限公司 | Tilting rotary worktable |
| US8123204B2 (en) * | 2008-04-29 | 2012-02-28 | Maschinenfabrik Berthold Hermle Ag | Machining center with a rotatable and pivotable workpiece table having a clamping device for the rotation axis |
| CN102155510A (en) * | 2011-03-22 | 2011-08-17 | 芜湖通力电机有限责任公司 | Friction plate assembly of clutch motor |
| CN203887532U (en) * | 2013-04-26 | 2014-10-22 | 兄弟工业株式会社 | Workpiece supporting device and machine tool |
Also Published As
| Publication number | Publication date |
|---|---|
| CN108025409B (en) | 2020-11-10 |
| DE102015008716A1 (en) | 2017-01-12 |
| EP3319754A1 (en) | 2018-05-16 |
| WO2017005472A1 (en) | 2017-01-12 |
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