CN206492968U - Planetary reduction gear formula adjusts offset helical milling device - Google Patents
Planetary reduction gear formula adjusts offset helical milling device Download PDFInfo
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- CN206492968U CN206492968U CN201720188086.4U CN201720188086U CN206492968U CN 206492968 U CN206492968 U CN 206492968U CN 201720188086 U CN201720188086 U CN 201720188086U CN 206492968 U CN206492968 U CN 206492968U
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Abstract
Offset helical milling device is adjusted the utility model discloses a kind of planetary reduction gear formula, it is characterised in that including self-rotating system, revolution system, radial disbalance amount regulating system, clamping brake system components and axial feeding system.Radial disbalance amount regulating system of the present utility model can realize the micro linear accurate adjustment offset of big speed ratio, and required input power also very little；Radial disbalance amount regulating system of the present utility model is relative to be disclosed patent sliding block adjustment structure, it is easy to adjust laborsaving, relative to double eccentric sleeves structure, skew slide block structure, greatly reduce the ratio between its adjustment structure volume and rotation power volume source, space-consuming reduces, under equivalent material, relative deadweight reduction；Clamping brake system components of the present utility model brake simple and convenient, relative to radial screw clasping structure, required pretightning force is smaller, reliable clamping, relative to worm gear structure relative to electromagnetic brake, and no self-locking failure, job stability is high.
Description
Technical field
The utility model is, on the difficult-to-machine material helical trajectory hole fabrication techniques such as carbon fiber, titanium alloy, to be related to a kind of row
Star slowdown type adjusts offset helical milling device.
Background technology
In order to improve the carrying capacity of aircraft, the difficult-to-machine material such as titanium alloy, carbon fibre composite is widely used
In the manufacture of Large Scale Space Vehicle, the quality of its hole fabrication techniques will directly affect the assembly precision and service life of aircraft.According to
The airframe fatigue failure causes of incident of statistics 70% betides connecting hole in structural connection position, 80% fatigue crack
Place.It is extensive etc. with its simple in construction, flexible height, efficiency high, adaptation occasion towards heavy-duty machines people's punching system of flexible manufacturing
Outstanding advantages, the drilling mode being most widely used as domestic and international aerospace field large-scale component.
Conventional borehole process is a continuous working angles, and blade is in contact with workpiece all the time.Contacted during cutting
Face temperature is very high, and for the material of poor thermal conductivity, continuous working angles make temperature constantly accumulate, and accelerate the mill of cutter
Damage, and cause machined surface quality to decline.Helical milling process is interrupted milling process, is conducive to the radiating of cutter, so as to drop
It is low because temperature build and caused by the risk that fails of tool wear.Compared with conventional borehole, it can be used during helical milling
Micro lubricating and air cooling mode realize cooling, are the processes of an environmental protection.The mode of eccentric processing causes chip to have
Enough spaces are discharged from hole slot, and chip removal mode is no longer to influence the principal element of hole surface quality.
In patent CN200910306026.8, patent CN201020263681.8, patent CN200920308766 and patent
Radial deflection structure shown in CN201310604032.8 adjusts offset using interior outer eccentric adjusting sleeve structure, passes through driving
Motor on-line tuning inside and outside sleeve relative rotation angle is to change the offset of cutter, but due to its non-displacement feedback element, and
There is on-line tuning control algolithm complexity, on-line tuning poor reliability, height, Adjustment precision difference etc. are a series of to be required to control system
Problem；In patent CN201110038893.5, patent CN201110088154.7, patent US6382890B1 and patent
Radial deflection structure shown in CN201310105521.9 adjusts offset using double eccentric structures by worm and gear, but
Because worm and gear is by the micro rotation regulation offset of big speed ratio, not only its transmission efficiency is low, and is Nonlinear Adjustment
Calculate complicated, worm and gear has backlass, and then influences degree of regulation；In patent CN201210150627.6 and patent
Folding wedge block structure is used in CN201220218351.6, is adjusted by driving stepper motor linear micro, will to control system
Ask higher；In patent CN201020148675.8 radial deflections structure using dovetail groove, skew slide block structure, pass through swing pinion
Driving is embedded in the rack regulation offset on skew sliding block, and holding screw holds eccentric structure tightly, in patent
Dovetail groove slide block structure is used in CN201210157184.3, offset is adjusted by spring-return structure, differential screw, utilized
Voussoir locking fastening structure eccentric throw, in patent CN201410334409.7 using skew slide block structure regulation eccentric throw, passes through
Rotary moveable disappear gap nut reduce backlass, rotation hold tightly screw rod fastening eccentric throw, patent CN201020148675.8, patent
CN201210157184.3 and patent CN201410334409.7 are using directly regulation, it is impossible to realize big speed ratio linear micro
Regulation；The above-mentioned equal non-displacement feedback element of patent, realizes that Precise eccentric amount is adjusted.
In patent CN201210196101.1, patent CN201310604032.8 and patent CN201320822144.6
Using double eccentric sleeves barrel structure, when rotation power source power identical appearance volume is suitable, inside and outside rotatable sleeve space-consuming
Volume is larger；Folding wedge block structure, its dual-wedge volume and rotation power volume source are used in patent CN201210150627.6
The ratio between it is larger；Dovetail groove slide block structure is used in patent CN201210157184.3, passes through spring-return structure, differential screw
Offset is adjusted, voussoir locking fastening structure eccentric throw is utilized, although its eccentric structure volume and power source volume are smaller, but
Overall free-wheeling system offset is by differential screw by dovetail groove slide block structure face contact adjusting, and its frictional resistance is larger, regulation
Power is larger；In patent CN201410334409.7, using skew sliding block, electro spindle is fixed in skew sliding block, because skew is slided
Block is square-outside and round-inside, occupies spatial volume greatly, causes its adjustment structure volume and the ratio between rotation power volume source larger.
Work as bias using double eccentric structures in patent CN200910306026.8 and patent CN201020263681.8
At the end of amount regulation, the position of double eccentric structures is fixed by electromagnetic brake, it requires higher to control system；In patent
Double eccentric sleeves barrel structure is used in CN201310604032.8, by Dual-motors Driving inner-outer sleeve on-line tuning eccentric throw, to control
System requirements processed is higher；Double eccentric structures in patent CN201110038893.5, worm and gear regulation regulation eccentric throw, are utilized
Offset is fixed in worm and gear self-locking, and it easily fails during vibrations；Adopted in patent CN201210157184.3
Dovetail groove slide block structure is used, offset is adjusted by spring-return structure, differential screw, it is eccentric using voussoir locking fastening structure
Away from, in patent CN201410334409.7 using skew slide block structure regulation eccentric throw, utilize rotation to hold screw rod fastening tightly eccentric
Away from the pretightning force for needed for being contacted small area is larger with sliding block due to screw rod for above patent, and must be adjusted by reinforcement instrument, adjustment
It is complicated.
Utility model content
According to technical problem set forth above, and provide a kind of planetary reduction gear formula regulation offset helical milling device.This
The technological means that utility model is used is as follows：
A kind of planetary reduction gear formula adjusts offset helical milling device, including self-rotating system, revolution system, radial disbalance amount
Regulating system, clamping brake system components and axial feeding system；
The self-rotating system includes electro spindle, and the front end of the electro spindle is connected by spring cutting ferrule with milling cutter tool, institute
The rear end for stating electro spindle is provided with wiring, and the leading portion outer wall of the electro spindle is socketed with electro spindle fixed seat I, the electro spindle
Section outer wall is socketed with electro spindle fixed seat II；
The revolution system includes case follower and revolution sleeve, and the front end of the case follower is provided with bearing drive end bearing bracket,
The rear end of the case follower is provided with housing rear end lid, the housing rear end cover provided with taper hole shape guide sleeves and with the wiring
The hole-through conductive ring of connection, is provided with bearing rear end cap, the revolution sleeve between the housing rear end lid and the case follower
Front end provided with revolution barrel forward end lid, the revolution barrel forward end cover provided with the Spring Card set through hole, the public affairs
The outer wall of rotaring sleeve drive end bearing bracket is connected by the bearing I that revolves round the sun with the inwall of the case follower, and the bearing drive end bearing bracket is socketed in
The case follower and the revolution barrel forward end are pressed on the outer wall of the revolution barrel forward end lid and by the revolution bearing I
Cover, the rear end of the revolution sleeve is provided with revolution sleeve rear end lid, and the revolution sleeve rear end is covered wears provided with the wiring
The hole crossed, the outer wall of the revolution sleeve rear end lid is connected by the bearing II that revolves round the sun with the inwall of the case follower, the axle
Hold rear end cap be socketed in it is described revolution sleeve rear end lid outer wall on and by it is described revolution bearing II be pressed in the case follower and
The revolution sleeve rear end is covered, and the inwall of the corresponding revolution sleeve rear end lid in the electro spindle rear end increases provided with rigidity
Strong ring (the revolution sleeve rear end lid is that thin-wall part bears high torque simultaneously, therefore needs the rigidity enhancing ring), the public affairs
The outer wall of rotaring sleeve rear end cap is provided with big belt wheel, and the outer wall of the case follower is provided with servomotor frame, the servomotor frame
It is provided with servomotor, the output shaft of the servomotor is provided with small pulley, the small pulley passes through through after the housing
The timing belt of end cap is connected with the big belt wheel；
The radial disbalance amount regulating system includes being located at the corresponding revolution sleeve of the electro spindle fixed seat I
Guide rail locating ring on inwall, the guide rail on the inwall of the corresponding revolution sleeve of the electro spindle fixed seat II is determined
Position semi-ring, the rack and pinion axle positioned at the upper end of electro spindle fixed seat II, the guide rail locating ring is provided with line slide rail
I, the line slide rail I passes through the slider I being fixed in the electro spindle fixed seat I and the lower end of the electro spindle fixed seat I
Connection, the guide rail positions semi-ring is provided with line slide rail II, and the line slide rail II is fixed by being fixed on the electro spindle
Sliding block II on seat II is connected with the lower end of the electro spindle fixed seat II, and the side wall of the guide rail positions semi-ring is passed provided with displacement
Sensor, the sliding block II is provided with sensor connecting plate, and institute's displacement sensors are connected by back-moving spring with the sensor
Plate is connected, and the bearing of trend of the line slide rail I and the line slide rail II is each perpendicular to the axis of the electro spindle, described to lead
The front side of rail positions semi-ring is provided with the gear shaft locating ring being fixedly connected with the inwall of the revolution sleeve, the guide rail positioning half
The rear side of ring is provided with the brake disc locating ring being fixedly connected with the inwall of the revolution sleeve, and one end of the gear shaft is provided with cunning
Block shaft coupling, the other end of the gear shaft sequentially passes through the revolution sleeve rear end lid, rigidity enhancing ring, the braking
Disk locating ring is connected with the gear shaft locating ring, and the gear shaft is provided with the gear being connected with the rack, the radial direction
Offset regulating system also includes the planet gear reducing mechanism for driving the gear shaft to rotate by the oldham coupling；
The clamping brake system components include terminal pad, friction plate and platen, and the terminal pad is consolidated with the electro spindle
The front end of reservation I is fixedly connected, and the friction plate is fixedly connected with the front end of the terminal pad, and the platen passes through feather key and position
Chute connection on the inwall of the revolution barrel forward end lid, the front end of the revolution barrel forward end lid is provided with two middle air-conditionings
Whole screw rod, the hollow adjusting bolt is provided with pull bar, and the other end of the pull bar is provided with position-arresting disk, and the pull bar is sequentially passed through
The revolution barrel forward end lid and the platen, the platen are located at the side of the friction plate provided with the receiving position-arresting disk
Spring is socketed with groove, the pull bar, the spring is located at the front inner wall of the platen and the revolution barrel forward end lid
Between, the clamping brake system components also include being located between the brake disc locating ring and the electro spindle fixed seat II
Brake disc, the brake disc is fixedly connected with the electro spindle fixed seat II；
The axial feeding system include axial feed device and supporting plate, the case follower by the supporting plate with it is described
Axial feed device is connected.
The planet gear reducing mechanism includes planetary gear housing, before the planetary gear housing of the planetary gear housing forward end
End cap, positioned at the planetary gear housing rear end lid of the planetary gear housing rear end, positioned at the planetary gear housing rear end lid with it is described
Planet carrier support between planetary gear housing, planet carrier and output shaft supporting frame in the planetary gear housing, positioned at institute
State planet carrier support the planet carrier and output shaft supporting frame between planet carrier, rolled round, input shaft, sun wheel shaft,
Sun gear in the planet carrier and the multiple planetary gears engaged with the sun gear, described input shaft one end passes through key I
It is connected with the rolled round, the other end sequentially passes through the planetary gear housing rear end lid and planet carrier support and by tooth-like
Axle device is connected with the sun wheel shaft, and the sun wheel shaft is connected by key II with the sun gear, the planet
Frame two ends are supported by bearing with the planet carrier respectively and the planet carrier and output shaft supporting frame be connecteds, and the planetary gear is logical
Cross planet wheel spindle to be connected with the planet carrier, the planetary gear is nibbled with the internal gear being fixed in the planetary gear inner walls
Close, the planetary gear housing rear end is covered provided with eccentric throw dial, the eccentric throw dial be located at the rolled round with it is described
Between planetary gear housing rear end lid, the planet gear reducing mechanism also includes pinion shaft, output shaft and gear wheel, the small tooth
One end of wheel shaft is connected by key III with the planet carrier, and the other end of the pinion shaft is provided with little gear, the output shaft
One end be connected by bearing and the planet carrier and output shaft supporting frame, the gear wheel passes through key IV and output shaft company
Connect, and engaged with the little gear, the other end of the output shaft sequentially passes through what is covered positioned at the planetary gear housing forward end
Positioning sleeve and the taper hole shape guide sleeves covered positioned at the housing rear end are connected with the oldham coupling, the taper hole shape
Guide sleeves are socketed on the positioning sleeve, and the taper hole shape guide sleeves are radially provided with holding screw.
The axial feed device includes base, is fixed on stepper motor and leading screw on described base one end, described
The output end of stepper motor is connected by shaft coupling with the leading screw, and the leading screw is provided with feed screw nut, the feed screw nut
It is fixedly connected with the supporting plate, axially extending axial guidance is additionally provided with the base, the supporting plate passes through sliding block III and institute
Axial guidance connection is stated, the pan frontward end, which is provided with, is used for the cutter positioning set that the milling cutter tool is passed through, the base rear end
Provided with adpting flange.
The hole-through conductive ring, the servomotor and the external variable frequency power source of the stepper motor.
The guide rail locating ring, the gear shaft locating ring, the brake disc locating ring and the rigidity strengthen the ring of ring
It is inside track type eccentric orfice.
The timing belt is provided with tensioning wheel, and the tensioning wheel is connected by tension wheel shaft with the servomotor frame, institute
Tension wheel shaft is stated to be connected with the housing rear end lid by otic placode.
The housing rear end is covered provided with displacement display screen.
The pull bar is connected by stop nut with the hollow adjusting bolt.
Between the bearing drive end bearing bracket and the revolution barrel forward end lid and the bearing rear end cap and the revolution sleeve
Sealing ring is equipped between rear end cap.
The slider I is provided with the ball contacted with the line slide rail I；The sliding block II is provided with to be slided with the straight line
The ball that rail II is contacted.
The radial disbalance amount regulating system drives the planet gear reducing mechanism using the rolled round, passes through the sliding block
Shaft coupling is docked with the gear shaft, and driving is fixed on the rack in the electro spindle fixed seat II, reaches that raising is described
Rolled round and the gear shaft relative rotation ratio, and then realize by the micro linear movement of rack described in the rolled round rotation driving,
Realize the purpose of the high-precision eccentric adjusting of the electro spindle；The clamping brake system components utilize the hollow adjusting bolt
Pull the pull bar to drive the platen to overcome with recovering the spring pressure, the platen is separated and is tied with the friction plate
Close, reach the electro spindle eccentric adjusting and the purpose clamped.
Double eccentric sleeves barrel structure, driving stepper motor or the worm screw regulation adjusted due to worm and gear or online motor
Chute slide block structure, direct geared driving rack slide block structure or screw drive skew slide block structure, its double eccentric sleeves cylinder
There is the calculating complexity for rotating non-linear trace regulation in structure, precision is difficult to ensure that the linear chute of electronic or screw rod regulation is slided
Block structure, the shortcomings of its electronic mode control algolithm complexity, screw rod regulative mode are without big speed ratio trace regulation, the utility model
Propose that a kind of is that the linear micro regulation milling cutter tool is inclined by convert rotational motion by planet gear reducing mechanism realization
The purpose of heart amount, its degree of regulation is high, adjust laborsaving, deadweight reduces, the convenient helical milling device of reliable clamping.The device leads to
Cross the adpting flange with industrial robot end to be connected, reduce the difference carrying of industrial robot stiffness by itself low to positional precision
Influence, it is adaptable to the efficient drilling of the difficult-to-machine material such as aerospace field carbon fiber, titanium alloy.
Compared with prior art, the utility model has the advantages that：
1. degree of regulation is high
In patent CN200910306026.8, patent CN201020263681.8, patent CN200920308766 and patent
Radial deflection structure shown in CN201310604032.8 adjusts offset using interior outer eccentric adjusting sleeve structure, passes through driving
Motor on-line tuning inside and outside sleeve relative rotation angle is to change the offset of cutter, but due to its non-displacement feedback element, and
There is on-line tuning control algolithm complexity, on-line tuning poor reliability, height, Adjustment precision difference etc. are a series of to be required to control system
Problem；In patent CN201110038893.5, patent CN201110088154.7, patent US6382890B1 and patent
Radial deflection structure shown in CN201310105521.9 adjusts offset using double eccentric structures by worm and gear, but
Because worm and gear is by the micro rotation regulation offset of big speed ratio, not only its transmission efficiency is low, and is Nonlinear Adjustment
Calculate complicated, worm and gear has backlass, and then influences degree of regulation；In patent CN201210150627.6 and patent
Folding wedge block structure is used in CN201220218351.6, is adjusted by driving stepper motor linear micro, will to control system
Ask higher；In patent CN201020148675.8 radial deflections structure using dovetail groove, skew slide block structure, pass through swing pinion
Driving is embedded in the rack regulation offset on skew sliding block, and holding screw holds eccentric structure tightly, in patent
Dovetail groove slide block structure is used in CN201210157184.3, offset is adjusted by spring-return structure, differential screw, utilized
Voussoir locking fastening structure eccentric throw, in patent CN201410334409.7 using skew slide block structure regulation eccentric throw, passes through
Rotary moveable disappear gap nut reduce backlass, rotation hold tightly screw rod fastening eccentric throw, patent CN201020148675.8, patent
CN201210157184.3 and patent CN201410334409.7 are using directly regulation, it is impossible to realize big speed ratio linear micro
Regulation；The above-mentioned equal non-displacement feedback element of patent, realizes that Precise eccentric amount is adjusted.
Radial disbalance amount regulating system of the present utility model realizes big speed ratio by detachable planet gear reducing mechanism
Transmission, by rack-and-pinion by the micro linear movement of radial direction that convert rotational motion is electro spindle, and by installed in guide rail
Displacement transducer in positions semi-ring and sensor connecting plate is provided with installed in sliding block II, realizes that the real-time accurate adjustment of feedback is inclined
Heart amount, because slider I, sliding block II are contacted with line slide rail I and line slide rail II for rolling friction respectively, frictional resistance is small, i.e.,
Radial disbalance amount regulating system of the present utility model, can not only realize the micro linear accurate adjustment offset of big speed ratio, and
And required input power also very little.
2. regulation is laborsaving, deadweight reduction
In patent CN201210196101.1, patent CN201310604032.8 and patent CN201320822144.6
Using double eccentric sleeves barrel structure, when rotation power source power identical appearance volume is suitable, inside and outside rotatable sleeve space-consuming
Volume is larger；Folding wedge block structure, its dual-wedge volume and rotation power volume source are used in patent CN201210150627.6
The ratio between it is larger；Dovetail groove slide block structure is used in patent CN201210157184.3, passes through spring-return structure, differential screw
Offset is adjusted, voussoir locking fastening structure eccentric throw is utilized, although its eccentric structure volume and power source volume are smaller, but
Overall free-wheeling system offset is by differential screw by dovetail groove slide block structure face contact adjusting, and its frictional resistance is larger, regulation
Power is larger；In patent CN201410334409.7, using skew sliding block, electro spindle is fixed in skew sliding block, because skew is slided
Block is square-outside and round-inside, occupies spatial volume greatly, causes its adjustment structure volume and the ratio between rotation power volume source larger.
Radial disbalance amount regulating system of the present utility model uses guide rail locating ring, gear shaft locating ring, brake disc positioning
It is circular outside ring that ring and rigidity enhancing ring, which are, is track type eccentric orfice in ring, electro spindle passes through line slide rail I and line slide rail
II in guide rail locating ring and guide rail positions semi-ring slide, due to slider I, sliding block II respectively with line slide rail I and line slide rail
II is rolling friction contact, and frictional resistance is small, relative to be disclosed patent sliding block adjustment structure, easy to adjust laborsaving.Due to electricity
The relative revolution sleeve eccentric position of main shaft is supported by guide rail locating ring and guide rail positions semi-ring, and it is clamped by friction plate and pressure
The spring pressure axial grip of disk, relative to double eccentric sleeves structure, skew slide block structure, makes its adjustment structure volume and autorotation
The ratio between power volume source is greatly reduced, and space-consuming reduces, under equivalent material, relative deadweight reduction.
3. it is high to clamp simple and convenient, laborsaving, job stability
Work as bias using double eccentric structures in patent CN200910306026.8 and patent CN201020263681.8
At the end of amount regulation, the position of double eccentric structures is fixed by electromagnetic brake, it requires higher to control system；In patent
Double eccentric sleeves barrel structure is used in CN201310604032.8, by Dual-motors Driving inner-outer sleeve on-line tuning eccentric throw, to control
System requirements processed is higher；Double eccentric structures in patent CN201110038893.5, worm and gear regulation eccentric throw, utilize worm gear
Offset is fixed in worm screw self-locking, and it easily fails in vibration processes；Swallow is used in patent CN201210157184.3
Stern notch slide block structure, by spring-return structure, differential screw adjust offset, using voussoir locking fastening structure eccentric throw,
In patent CN201410334409.7 using skew slide block structure regulation eccentric throw, screw rod fastening eccentric throw is held tightly using rotation,
The pretightning force for needed for being contacted small area is larger with sliding block due to screw rod for above patent, and must be adjusted by reinforcement instrument, and adjustment is multiple
It is miscellaneous.
Clamping brake system components of the present utility model are axially pressed from both sides using spring restoring force pressing friction piece in terminal pad
Tightly, relative to electromagnetic brake, brake simple and convenient；Contacted again with terminal pad for face due to friction plate, required spring pressure compared with
Small, relative to radial screw clasping structure, required pretightning force is smaller, reliable clamping；Relative to worm gear structure, no self-locking is lost
Effect, job stability is high.
The utility model can be widely popularized in fields such as hole fabrication techniques for the foregoing reasons.
Brief description of the drawings
The utility model is described in further detail with reference to the accompanying drawings and detailed description.
Fig. 1 is the space of planetary reduction gear formula regulation offset helical milling device in embodiment of the present utility model
Structural representation.
Fig. 2 is the section view of planetary reduction gear formula regulation offset helical milling device in embodiment of the present utility model
Figure.
Fig. 3 is that planetary reduction gear formula adjusts offset helical milling device in housing in embodiment of the present utility model
Sleeve and the sectional view of the structure in housing rear end lid (A-A to) in section view direction such as Fig. 2.
Fig. 4 is the sectional view of planet gear reducing mechanism in embodiment of the present utility model.
Fig. 5 is planetary reduction gear formula regulation offset helical milling device (removal in embodiment of the present utility model
Planet gear reducing mechanism) processing hole during structural representation.
Fig. 6 is that planetary reduction gear formula adjusts offset helical milling device in housing in embodiment of the present utility model
Structural representation in sleeve and housing rear end lid.
Fig. 7 is entered using planetary reduction gear formula regulation offset helical milling device in embodiment of the present utility model
The workflow diagram of the preferable case study on implementation of row helical milling one.
Embodiment
As shown in Fig. 1-Fig. 7, a kind of planetary reduction gear formula adjusts offset helical milling device, including self-rotating system 1, revolution
System 2, radial disbalance amount regulating system 3, clamping brake system components 4 and axial feeding system 5；
The self-rotating system 1 includes electro spindle 6, and the front end of the electro spindle 6 is connected by spring cutting ferrule 7 with milling cutter tool 8
Connect, the rear end of the electro spindle 6 is provided with wiring 9, and the leading portion outer wall of the electro spindle 6 is socketed with electro spindle fixed seat I 10, described
The stage casing outer wall of electro spindle 6 is socketed with electro spindle fixed seat II 11；
The revolution system 2 includes case follower 12 and revolution sleeve 13, and the front end of the case follower 12 is provided with bearing
Drive end bearing bracket 14, the rear end of the case follower 12 is provided with housing rear end lid 15, and the housing rear end lid 15 draws provided with taper hole shape
Guide pin bushing 16 and the hole-through conductive ring 17 being connected with the wiring 9, set between the housing rear end lid 15 and the case follower 12
There is bearing rear end cap 18, the front end of the revolution sleeve 13 is provided with revolution barrel forward end lid 19, the revolution barrel forward end lid 19
The hole passed through provided with the spring cutting ferrule 7, the outer wall of the revolution barrel forward end lid 19 passes through bearing I 20 and the shell of revolving round the sun
The inwall connection of body sleeve 12, the bearing drive end bearing bracket 14 is socketed on the outer wall of the revolution barrel forward end lid 19 and will be described
Revolution bearing I 20 is pressed on the case follower 12 and the revolution barrel forward end lid 19, and the rear end of the revolution sleeve 13 is set
Have after revolution sleeve rear end lid 21, the hole that the revolution sleeve rear end lid 21 is passed through provided with the wiring 9, the revolution sleeve
The outer wall of end cap 21 is connected by the bearing II 22 that revolves round the sun with the inwall of the case follower 12, and the bearing rear end cap 18 is socketed in
The case follower 12 and the revolution are pressed on the outer wall of the revolution sleeve rear end lid 21 and by the revolution bearing II 22
On sleeve rear end lid 21, the inwall of the corresponding revolution sleeve rear end lid 21 in the rear end of electro spindle 6 strengthens provided with rigidity
Ring 23, the outer wall of the revolution sleeve rear end lid 21 is provided with big belt wheel 24, and the outer wall of the case follower 12 is provided with servomotor
Frame 25, the servomotor frame 25 is provided with servomotor 26, and the output shaft of the servomotor 26 is provided with small pulley 27, institute
Small pulley 27 is stated to be connected with the big belt wheel 24 by the timing belt 28 through the housing rear end lid 15；
The radial disbalance amount regulating system 3 includes being located at the corresponding revolution set of the electro spindle fixed seat I 10
Guide rail locating ring 29 on the inwall of cylinder 13, in the corresponding revolution sleeve 13 of the electro spindle fixed seat II 11
Guide rail positions semi-ring 30 on wall, rack 31 and gear shaft 32 positioned at the upper end of electro spindle fixed seat II 11, the guide rail
Locating ring 29 is provided with line slide rail I 33, and the line slide rail I 33 passes through the cunning that is fixed in the electro spindle fixed seat I 10
Block I 34 is connected with the lower end of the electro spindle fixed seat I 10, and the guide rail positions semi-ring 30 is provided with line slide rail II 35, institute
State line slide rail II 35 and pass through the sliding block II 36 being fixed in the electro spindle fixed seat II 11 and the electro spindle fixed seat II
11 lower end connection, the side wall of the guide rail positions semi-ring 30 is provided with displacement transducer 37, and the sliding block II 36 is provided with sensing
Device connecting plate 38, institute's displacement sensors 37 are connected by back-moving spring 39 with the sensor connecting plate 38, and the straight line is slided
The bearing of trend of rail I 33 and the line slide rail II 35 is each perpendicular to the axis of the electro spindle 6, the guide rail positions semi-ring 30
Front side be provided with the gear shaft locating ring 40 that is fixedly connected of inwall with the revolution sleeve 13, the guide rail positions semi-ring 30
Rear side is provided with the brake disc locating ring 41 being fixedly connected with the inwall of the revolution sleeve 13, and one end of the gear shaft 32 is provided with
Oldham coupling 42, the other end of the gear shaft 32 sequentially passes through the revolution sleeve rear end lid 21, rigidity enhancing ring
23rd, the brake disc locating ring 41 is connected with the gear shaft locating ring 40, and the gear shaft 32 is provided with and the rack 31
The gear 43 of connection, the radial disbalance amount regulating system 3 also includes driving the gear shaft by the oldham coupling 42
The planet gear reducing mechanism of 32 rotations；
It is described clamping brake system components 4 include terminal pad 44, friction plate 45 and platen 46, the terminal pad 44 with it is described
The front end of electro spindle fixed seat I 10 is fixedly connected, and the friction plate 45 is fixedly connected with the front end of the terminal pad 44, the pressure
Disk 46 is connected by feather key 47 with the chute 48 on the inwall of the revolution barrel forward end lid 19, the revolution barrel forward end
The front end of lid 19 is provided with pull bar 50 provided with two hollow adjusting bolts 49, the hollow adjusting bolt 49, the pull bar 50
The other end is provided with position-arresting disk 51, and the pull bar 50 sequentially passes through the revolution barrel forward end lid 19 and the platen 46, the pressure
Disk 46, which is located on groove 52 of the side provided with the receiving position-arresting disk 51 of the friction plate 45, the pull bar 50, is socketed with spring
53, the spring 53 is located between the front inner wall of the platen 46 and the revolution barrel forward end lid 19, described to clamp braking
System component 4 also includes the brake disc 54 being located between the brake disc locating ring 41 and the electro spindle fixed seat II 11, institute
Brake disc 54 is stated to be fixedly connected with the electro spindle fixed seat II 11；
The axial feeding system 5 includes axial feed device and supporting plate 55, and the case follower 12 passes through the supporting plate
55 are connected with the axial feed device.
The planet gear reducing mechanism includes planetary gear housing 56, the planet hub positioned at the front end of planetary gear housing 56
Body drive end bearing bracket 57, the planetary gear housing rear end lid 58 positioned at the rear end of planetary gear housing 56, after the planetary gear housing
Planet carrier support 59 between end cap 58 and the planetary gear housing 56, planet carrier in the planetary gear housing 56 and defeated
Go out shaft supporting frame 60, the planet carrier 61 between 59 and the planet carrier and output shaft supporting frame 60 supported positioned at the planet carrier,
Rolled round 62, input shaft 63, sun wheel shaft 64 and are nibbled sun gear 65 in the planet carrier 61 with the sun gear 65
The multiple planetary gears 66 closed, described one end of input shaft 63 is connected by key I 67 with the rolled round 62, and the other end sequentially passes through described
Planetary gear housing rear end lid 58 and planet carrier support 59 are simultaneously connected by gear coupling 68 with the sun wheel shaft 64
Connect, the sun wheel shaft 64 is connected by key II 69 with the sun gear 65, the two ends of planet carrier 61 pass through axle respectively
Hold and be connected with planet carrier support 59 and the planet carrier and output shaft supporting frame 60, the planetary gear 66 passes through planet wheel spindle
70 are connected with the planet carrier 61, and the planetary gear 66 is nibbled with the internal gear 71 being fixed on the inwall of planetary gear housing 56
Close, the planetary gear housing rear end lid 58 is provided with eccentric throw dial 72, the eccentric throw dial 72 is located at the rolled round
Between 62 and the planetary gear housing rear end lid 58, the planet gear reducing mechanism also includes pinion shaft 73, the and of output shaft 74
Gear wheel 75, one end of the pinion shaft 73 is connected by key III 76 with the planet carrier 61, the pinion shaft 73 it is another
One end is provided with little gear 77, and one end of the output shaft 74 is connected by bearing with the planet carrier and output shaft supporting frame 60,
The gear wheel 75 is connected by key IV 78 with the output shaft 74, and is engaged with the little gear 77, the output shaft 74
The other end sequentially passes through positioning sleeve 79 on the planetary gear housing forward end lid 57 and on the housing rear end lid 15
The taper hole shape guide sleeves 16 be connected with the oldham coupling 42, the taper hole shape guide sleeves 16 are socketed in the positioning sleeve
On 79, the taper hole shape guide sleeves 16 are radially provided with holding screw 80.
The axial feed device includes base 81, is fixed on stepper motor 82 and leading screw on described one end of base 81
83, the output end of the stepper motor 82 is connected by shaft coupling 84 with the leading screw 83, and the leading screw 83 is provided with leading screw spiral shell
Mother 85, the feed screw nut 85 is fixedly connected with the supporting plate 55, and axially extending axial guidance is additionally provided with the base 81
86, the supporting plate 55 is connected by sliding block III 87 with the axial guidance 86, and the front end of base 81, which is provided with, is used for the milling cutter
The cutter positioning set 88 that cutter 8 is passed through, the rear end of base 81 is provided with adpting flange 89.
The hole-through conductive ring 17, the external variable frequency power source of servomotor 26 and the stepper motor 82.
The guide rail locating ring 29, the gear shaft locating ring 40, the brake disc locating ring 41 and rigidity enhancing
It is track type eccentric orfice in the ring of ring 23.
The timing belt 28 is provided with tensioning wheel 90, and the tensioning wheel 90 passes through tension wheel shaft 91 and the servomotor frame
25 connections, the tension wheel shaft 91 is connected by otic placode 92 with the housing rear end lid 15.
The housing rear end lid 15 is provided with displacement display screen 93.
The pull bar 50 is connected by stop nut 94 with the hollow adjusting bolt 49.
Between the bearing drive end bearing bracket 14 and the revolution barrel forward end lid 19 and the bearing rear end cap 18 and the public affairs
Sealing ring 95 is equipped between rotaring sleeve rear end cap 21.
The slider I 34 is provided with the ball contacted with the line slide rail I 33；The sliding block II 36 be provided with it is described
The ball that line slide rail II 35 is contacted.
The rolled round 62 drives the planet gear reducing mechanism, passes through the oldham coupling 42 and 32 pairs of the gear shaft
Connect, and then drive the rack 31 being fixed in the electro spindle fixed seat II 11, revolved so as to realize by the rolled round 62
Turn the driving micro linear movement of rack 31 (as shown in figure 3, the axis of the electro spindle 6 is by O1It is moved to O2), that is, realize institute
State the purpose of the high-precision eccentric adjusting of electro spindle 6.
As shown in fig. 7, being to utilize planetary reduction gear formula regulation offset helical milling in embodiment of the present utility model
Aperture apparatus carries out the workflow diagram of the preferable case study on implementation of helical milling one.The step of its helical milling, is as follows：
S1, a kind of above-mentioned planetary reduction gear formula regulation offset helical milling device is connected to by the adpting flange 89
Industrial robot is used as end effector；
S2, the positioning sleeve 79 of the planet gear reducing mechanism is positioned at by the taper hole shape guide sleeves 16 it is described
On housing rear end lid 15, and rotating the big belt wheel 24 makes the output shaft 74 pass through the oldham coupling 42 and the gear
Axle 32 is docked, and is rotated the holding screw 80 and is fixed the positioning sleeve 79；
Hollow adjusting bolt 49 described in S3, turn, makes the friction plate 45 be separated with the platen 46；Rotate the rolled round
62, the displacement display screen 93 is observed, adjustment offset is to predetermined value, hollow adjusting bolt 49 described in turn, make described rub
Pad 45 contacts with the platen 46 and dismantles down the planet gear reducing mechanism；
When S4, processing, industrial robot carried terminal actuator reaches theoretical machining position with certain posture；
S5, the startup electro spindle 6 and the servomotor 26, its rotating speed can pass through frequency modulator and adjust control, the step
Stepper motor 82 drives the self-rotating system 1 and the revolution system 2 to be moved along the axial guidance 86, makes the milling cutter tool 8
Have rotation have again revolution along helical trajectory carry out drilling processing；
S6, the self-rotating system 1 is retracted with the revolution system 2 along the axial guidance 86, close the servo electricity
Machine 26, the stepper motor 82, the electro spindle 6, industrial robot stop processing.
It is described above, only the utility model preferably embodiment, but protection domain of the present utility model is not
This is confined to, any one skilled in the art is in the technical scope that the utility model is disclosed, according to this practicality
New technical scheme and its utility model design are subject to equivalent substitution or change, should all cover in protection model of the present utility model
Within enclosing.
Claims (10)
1. a kind of planetary reduction gear formula adjusts offset helical milling device, it is characterised in that including self-rotating system, revolution system,
Radial disbalance amount regulating system, clamping brake system components and axial feeding system；
The self-rotating system includes electro spindle, and the front end of the electro spindle is connected by spring cutting ferrule with milling cutter tool, the electricity
The rear end of main shaft is provided with wiring, and the leading portion outer wall of the electro spindle is socketed with outside electro spindle fixed seat I, the stage casing of the electro spindle
Wall is socketed with electro spindle fixed seat II；
The revolution system includes case follower and revolution sleeve, and the front end of the case follower is provided with bearing drive end bearing bracket, described
The rear end of case follower is provided with housing rear end lid, and the housing rear end is covered provided with taper hole shape guide sleeves and is connected with the wiring
Hole-through conductive ring, bearing rear end cap is provided between the housing rear end lid and the case follower, before the revolution sleeve
End provided with revolution barrel forward end lid, the revolution barrel forward end cover provided with the Spring Card set through hole, the revolution set
The outer wall of cylinder drive end bearing bracket is connected by the bearing I that revolves round the sun with the inwall of the case follower, and the bearing drive end bearing bracket is socketed in described
Revolve round the sun on the outer wall of barrel forward end lid and the revolution bearing I is pressed in the case follower and the revolution barrel forward end lid
On, the rear end of the revolution sleeve is provided with revolution sleeve rear end lid, and the revolution sleeve rear end is covered to be passed through provided with the wiring
Hole, the outer wall of the revolution sleeve rear end lid is connected by the bearing II that revolves round the sun with the inwall of the case follower, the bearing
Rear end cap is socketed on the outer wall of the revolution sleeve rear end lid and the revolution bearing II is pressed in into the case follower and institute
State revolution sleeve rear end to cover, the inwall of the corresponding revolution sleeve rear end lid in the electro spindle rear end strengthens provided with rigidity
Ring, the outer wall of the revolution sleeve rear end lid is provided with big belt wheel, and the outer wall of the case follower is provided with servomotor frame, described to watch
Motor rack is taken provided with servomotor, the output shaft of the servomotor is provided with small pulley, the small pulley is by through institute
The timing belt for stating housing rear end lid is connected with the big belt wheel；
The radial disbalance amount regulating system includes being located at the inwall of the corresponding revolution sleeve of the electro spindle fixed seat I
On guide rail locating ring, the guide rail positioning half on the inwall of the corresponding revolution sleeve of the electro spindle fixed seat II
Ring, the rack and pinion axle positioned at the upper end of electro spindle fixed seat II, the guide rail locating ring is provided with line slide rail I, institute
Line slide rail I is stated to be connected with the lower end of the electro spindle fixed seat I by the slider I being fixed in the electro spindle fixed seat I,
The guide rail positions semi-ring is provided with line slide rail II, and the line slide rail II is by being fixed in the electro spindle fixed seat II
Sliding block II be connected with the lower end of the electro spindle fixed seat II, the side wall of the guide rail positions semi-ring is provided with displacement transducer,
The sliding block II is provided with sensor connecting plate, and institute's displacement sensors are connected by back-moving spring and the sensor connecting plate
Connect, the bearing of trend of the line slide rail I and the line slide rail II is each perpendicular to the axis of the electro spindle, and the guide rail is determined
The front side of position semi-ring is provided with the gear shaft locating ring being fixedly connected with the inwall of the revolution sleeve, the guide rail positions semi-ring
Rear side is provided with the brake disc locating ring being fixedly connected with the inwall of the revolution sleeve, and one end of the gear shaft joins provided with sliding block
Axle device, the other end of the gear shaft, which sequentially passes through the revolution sleeve rear end lid, rigidity enhancing ring, the brake disc, to be determined
Position ring is connected with the gear shaft locating ring, and the gear shaft is provided with the gear being connected with the rack, the radial disbalance
Measure the planet gear reducing mechanism that regulating system also includes driving the gear shaft to rotate by the oldham coupling；
The clamping brake system components include terminal pad, friction plate and platen, the terminal pad and the electro spindle fixed seat I
Front end be fixedly connected, the friction plate is fixedly connected with the front end of the terminal pad, the platen by feather key with positioned at institute
The chute connection on the inwall of revolution barrel forward end lid is stated, the front end of the revolution barrel forward end lid is provided with two hollow adjustment spiral shells
Bar, the hollow adjusting bolt is provided with pull bar, and the other end of the pull bar is provided with position-arresting disk, and the pull bar sequentially passes through described
Revolve round the sun barrel forward end lid and the platen, and the platen is located at the side of the friction plate provided with the recessed of the receiving position-arresting disk
Be socketed with spring on groove, the pull bar, the spring be located at the platen and the revolution barrel forward end lid front inner wall it
Between, it is described to clamp the system that brake system components also include being located between the brake disc locating ring and the electro spindle fixed seat II
Moving plate, the brake disc is fixedly connected with the electro spindle fixed seat II；
The axial feeding system includes axial feed device and supporting plate, and the case follower passes through the supporting plate and the axial direction
Feed arrangement is connected.
2. a kind of planetary reduction gear formula regulation offset helical milling device according to claim 1, it is characterised in that：It is described
Planet gear reducing mechanism includes planetary gear housing, positioned at the planetary gear housing forward end lid of the planetary gear housing forward end, positioned at institute
State the planetary gear housing rear end lid of planetary gear housing rear end, positioned at the planetary gear housing rear end lid and the planetary gear housing it
Between planet carrier support, planet carrier in the planetary gear housing and output shaft supporting frame, positioned at planet carrier support
With the planet carrier between the planet carrier and output shaft supporting frame, rolled round, input shaft, sun wheel shaft, positioned at the planet
Sun gear in frame and the multiple planetary gears engaged with the sun gear, described input shaft one end pass through key I and connected with the rolled round
Connect, the other end sequentially pass through the planetary gear housing rear end lid and the planet carrier support and by gear coupling with it is described too
Positive wheel shaft connection, the sun wheel shaft is connected by key II with the sun gear, and the planet carrier two ends lead to respectively
Cross that bearing is supported with the planet carrier and the planet carrier and output shaft supporting frame be connecteds, the planetary gear by planet wheel spindle and
The planet carrier connection, the planetary gear is engaged with the internal gear being fixed in the planetary gear inner walls, the planetary gear
Housing rear end is covered provided with eccentric throw dial, and the eccentric throw dial is located at the rolled round and the planetary gear housing rear end
Between lid, the planet gear reducing mechanism also includes pinion shaft, output shaft and gear wheel, and one end of the pinion shaft passes through
Key III is connected with the planet carrier, and the other end of the pinion shaft is provided with little gear, and one end of the output shaft passes through bearing
With the planet carrier and output shaft supporting frame be connected, the gear wheel is connected by key IV with the output shaft, and with it is described small
Gear is engaged, and the other end of the output shaft sequentially passes through the positioning sleeve that is covered positioned at the planetary gear housing forward end and positioned at institute
State the taper hole shape guide sleeves that housing rear end covers to be connected with the oldham coupling, the taper hole shape guide sleeves are socketed in institute
State on positioning sleeve, the taper hole shape guide sleeves are radially provided with holding screw.
3. a kind of planetary reduction gear formula regulation offset helical milling device according to claim 1, it is characterised in that：It is described
Axial feed device includes base, is fixed on stepper motor and leading screw on described base one end, the stepper motor it is defeated
Go out end to be connected with the leading screw by shaft coupling, the leading screw is provided with feed screw nut, the feed screw nut is consolidated with the supporting plate
Axially extending axial guidance is additionally provided with fixed connection, the base, the supporting plate is connected by sliding block III and the axial guidance
Connect, the pan frontward end, which is provided with, is used for the cutter positioning set that the milling cutter tool is passed through, the base rear end is provided with adpting flange.
4. a kind of planetary reduction gear formula regulation offset helical milling device according to claim 3, it is characterised in that：It is described
Hole-through conductive ring, the servomotor and the external variable frequency power source of the stepper motor.
5. a kind of planetary reduction gear formula regulation offset helical milling device according to claim 1, it is characterised in that：It is described
It is track type in the ring of guide rail locating ring, the gear shaft locating ring, the brake disc locating ring and rigidity enhancing ring
Eccentric orfice.
6. a kind of planetary reduction gear formula regulation offset helical milling device according to claim 1, it is characterised in that：It is described
Timing belt is provided with tensioning wheel, and the tensioning wheel is connected by tension wheel shaft with the servomotor frame, and the tension wheel shaft leads to
Otic placode is crossed to be connected with the housing rear end lid.
7. a kind of planetary reduction gear formula regulation offset helical milling device according to claim 1, it is characterised in that：It is described
Housing rear end is covered provided with displacement display screen.
8. a kind of planetary reduction gear formula regulation offset helical milling device according to claim 1, it is characterised in that：It is described
Pull bar is connected by stop nut with the hollow adjusting bolt.
9. a kind of planetary reduction gear formula regulation offset helical milling device according to claim 1, it is characterised in that：It is described
Between bearing drive end bearing bracket and the revolution barrel forward end lid between the bearing rear end cap and the revolution sleeve rear end lid
Provided with sealing ring.
10. a kind of planetary reduction gear formula regulation offset helical milling device according to claim 1, it is characterised in that：Institute
State slider I and be provided with the ball contacted with the line slide rail I；The sliding block II is provided with what is contacted with the line slide rail II
Ball.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720188086.4U CN206492968U (en) | 2017-02-24 | 2017-02-24 | Planetary reduction gear formula adjusts offset helical milling device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720188086.4U CN206492968U (en) | 2017-02-24 | 2017-02-24 | Planetary reduction gear formula adjusts offset helical milling device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206492968U true CN206492968U (en) | 2017-09-15 |
Family
ID=59806992
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720188086.4U Withdrawn - After Issue CN206492968U (en) | 2017-02-24 | 2017-02-24 | Planetary reduction gear formula adjusts offset helical milling device |
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| Country | Link |
|---|---|
| CN (1) | CN206492968U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106670553A (en) * | 2017-02-24 | 2017-05-17 | 大连交通大学 | Planetary speed reduction type eccentricity-adjustable helical hole-milling device |
| CN107984015A (en) * | 2018-01-10 | 2018-05-04 | 东北大学 | A kind of helical milling device for composite material |
| CN110257232A (en) * | 2019-08-02 | 2019-09-20 | 川北医学院 | A kind of electrodynamic type culture dish cell scraper |
-
2017
- 2017-02-24 CN CN201720188086.4U patent/CN206492968U/en not_active Withdrawn - After Issue
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106670553A (en) * | 2017-02-24 | 2017-05-17 | 大连交通大学 | Planetary speed reduction type eccentricity-adjustable helical hole-milling device |
| CN106670553B (en) * | 2017-02-24 | 2018-06-12 | 大连交通大学 | Planetary reduction gear formula adjusts eccentricity helical milling device |
| CN107984015A (en) * | 2018-01-10 | 2018-05-04 | 东北大学 | A kind of helical milling device for composite material |
| CN110257232A (en) * | 2019-08-02 | 2019-09-20 | 川北医学院 | A kind of electrodynamic type culture dish cell scraper |
| CN110257232B (en) * | 2019-08-02 | 2023-12-12 | 川北医学院 | Electrodynamic type culture dish cell is scraped |
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Granted publication date: 20170915 Effective date of abandoning: 20180612 |