CN109940175A - A kind of integral type water cooling permanent magnetic servo Bidirectional clamping electric main shaft structure - Google Patents
A kind of integral type water cooling permanent magnetic servo Bidirectional clamping electric main shaft structure Download PDFInfo
- Publication number
- CN109940175A CN109940175A CN201910321421.7A CN201910321421A CN109940175A CN 109940175 A CN109940175 A CN 109940175A CN 201910321421 A CN201910321421 A CN 201910321421A CN 109940175 A CN109940175 A CN 109940175A
- Authority
- CN
- China
- Prior art keywords
- main shaft
- bearing seat
- sealing cover
- integral type
- permanent magnetic
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 230000002457 bidirectional effect Effects 0.000 title claims abstract description 27
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 24
- 238000001816 cooling Methods 0.000 title claims abstract description 22
- 238000007789 sealing Methods 0.000 claims abstract description 70
- 239000000446 fuel Substances 0.000 claims abstract description 26
- 238000003780 insertion Methods 0.000 claims abstract description 4
- 230000037431 insertion Effects 0.000 claims abstract description 4
- 125000006850 spacer group Chemical group 0.000 claims description 24
- 239000000498 cooling water Substances 0.000 claims description 18
- 229910000831 Steel Inorganic materials 0.000 claims description 12
- 239000010959 steel Substances 0.000 claims description 12
- 239000002826 coolant Substances 0.000 claims description 8
- 239000011148 porous material Substances 0.000 claims description 6
- 230000001681 protective effect Effects 0.000 claims description 3
- 239000007788 liquid Substances 0.000 claims description 2
- 239000003921 oil Substances 0.000 description 48
- 238000013461 design Methods 0.000 description 10
- 239000010720 hydraulic oil Substances 0.000 description 10
- 230000005540 biological transmission Effects 0.000 description 5
- 239000004744 fabric Substances 0.000 description 4
- 230000000903 blocking effect Effects 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 239000000047 product Substances 0.000 description 2
- 206010037660 Pyrexia Diseases 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000004134 energy conservation Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 238000005461 lubrication Methods 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000035772 mutation Effects 0.000 description 1
- 238000005457 optimization Methods 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
- 238000004781 supercooling Methods 0.000 description 1
- 239000013589 supplement Substances 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
Landscapes
- Sealing Of Bearings (AREA)
Abstract
The present invention relates to a kind of integral type water cooling permanent magnetic servo Bidirectional clamping electric main shaft structures, including holder shell and right bearing seat, the interior side insertion of holder shell is equipped with right bearing seat, the inside of right bearing seat is coaxially installed with main shaft, main shaft bearing is provided between right bearing seat and main shaft, the rotor sleeve being connected with main shaft is provided on the outside of right bearing seat, being internally located on the outside of rotor sleeve for holder shell is provided with stator, one end of main shaft is axially installed with oil cylinder piston, the inside of oil cylinder piston and main shaft is separately installed with left rubber collet and right rubber collet, cylinder seal lid is socketed on the left of oil cylinder piston；Right bearing seat is internally provided with hydraulic clamp fuel feed hole and hydraulic unlock fuel feed hole, and the left sealing cover of bearing block and the right sealing cover of bearing block are separately installed at left and right sides of right bearing seat.The present invention uses completely new structure, efficiently solves the problems of the prior art.
Description
Technical field
The present invention relates to clamping spindle fields, more particularly to a kind of integral type water cooling permanent magnetic servo Bidirectional clamping electro spindle
Structure.
Background technique
Bidirectional clamping main shaft currently on the market is all that TaiWan, China or Japan produce.What is used is all plug-in belt,
Then pass through motor drive.Its is maximum the disadvantage is that volume is big, occupied space (since it is desired that plug-in belt is with motor).If double
It is mounted on lathe to clamping spindle, it is desirable to the mobile feeding of Bidirectional clamping main shaft energy servo, using the Bidirectional clamping of existing market
Main shaft is for Machine Tool design, and transmission and sealing protection are all very complicated.
Because installing the mobile screw rod of servo, transmitting torque to the servo motor of screw rod, installation and later period are also reserved
The spaces such as debugging maintenance, so comparing occupied space.There are one being exactly sealing protection problem, because Bidirectional clamping main shaft uses
Plug-in belt, motor drive are only moved left and right if it is horizontal positioned, then generally use just above carry motor or
Carry motor below bed piece guide rail, if carry motor protection above to being also easy to, but compares occupied space.
If it is carry motor below bed ways, this sealing is just more troublesome because guide rail need according to it is mobile away from
Rectangle long rabbet is left, the notch opened is longer bigger to the rigidity effects of guide rail, especially line rail, because opening between bed ways
Rectangular notch must sacrifice the reinforcing rib between many guide rails.
There are also being exactly another design, in order to allow traditional Bidirectional clamping main shaft to realize, tri- axis of XYZ is mobile, to two-way
The supporting body design of clamping spindle is huge test, needs to consider the weight of supporting body, driving torque is with rigidity, it is also necessary to examine
Consider protection, the position etc. that motor is hung.
So needing a kind of completely new Bidirectional clamping main axle structure to solve the above problems, and it is applied to existing lathe
In.
Summary of the invention
Technical problem to be solved by the invention is to provide a kind of integral type water cooling permanent magnetic servo Bidirectional clamping electro spindle knots
Structure efficiently solves the problems of the prior art using completely new structure.
The technical solution adopted by the present invention to solve the technical problems is: it is two-way to provide a kind of integral type water cooling permanent magnetic servo
Electric main shaft structure, including holder shell and right bearing seat are clamped, the interior side insertion of the holder shell is equipped with right axle
Seat is held, the inside of the right bearing seat is coaxially installed with main shaft, is provided with spindle shaft between the right bearing seat and main shaft
It holds, the rotor sleeve being connected with main shaft, the radial outside wall of the rotor sleeve is provided on the outside of the right bearing seat
On be provided with rotor magnetic steel, being internally located on the outside of rotor sleeve for holder shell is provided with stator, the holder
The inside other side of shell is equipped with left sealing cover, and one end of the main shaft is axially installed with oil cylinder piston, the oil cylinder
The inside of piston and main shaft is separately installed with left rubber collet and right rubber collet, the left rubber collet and right rubber collet
Between be connected by the trombone slide axially arranged, cylinder seal lid is socketed on the left of the oil cylinder piston；
The right bearing seat is internally provided with hydraulic clamp fuel feed hole and hydraulic unlock fuel feed hole, the hydraulic clamp
Oil duct on the right side of fuel feed hole and oil cylinder piston between main shaft communicates, on the left of the hydraulic unlock fuel feed hole and oil cylinder piston with
Oil duct between cylinder seal lid communicates, and the left sealing cover of bearing block and axis are separately installed at left and right sides of the right bearing seat
Hold the right sealing cover of seat, the lower end inner transverse of the right bearing seat is provided with oil return hole, the left sealing cover of the bearing block and
The inner radial of the right sealing cover of bearing block is provided with the air inlet for extending to main shaft, the axial company of being provided with inside the right bearing seat
Air inlet runs through air inlet pipeline inside the logical left sealing cover of bearing block and the right sealing cover of bearing block.
As a kind of supplement, stator coolant jacket is installed between the radial outside and holder shell of the stator, it is described
Stator coolant jacket and holder shell between be arranged side by side and have a pair of interconnected cooling water channel, two cooling water channels respectively with
Inlet opening in holder housing sidewall is connected with apopore.
Further, the radial outside of the cylinder seal lid is equipped with encoder disk, the diameter of the encoder disk
It is provided with the encoder count head being connected with left sealing cover outward.
Further, a pair of of main shaft bearing is provided between the right bearing seat and main shaft, between two main shaft bearings
It is provided with bearing outer ring spacer and bearing inner spacer from outside to inside, if the bearing outer ring spacer and bearing inner spacer have been evenly arranged
The dry intercommunicating pore radially penetrated through, the intercommunicating pore are connected with hydraulic clamp fuel feed hole and hydraulic unlock fuel feed hole.
Further, the radial outside of the left rubber collet and right rubber collet is living with oil cylinder respectively by circular conical surface
Plug and main shaft are in contact.
Further, the axial left side of the left sealing cover and cylinder seal lid is equipped with the outer waterproof sealing lid in left side,
The outer waterproof sealing lid in right side is installed on the outside of the right sealing cover of the bearing block.
Further, the middle inside of waterproof sealing lid is engaged and is connected with sealing cover inner ring outside the right side.
Further, the power line aviation plug of connecting stator is installed on the side wall of the holder shell.
Further, the encoder boat being connected with encoder count head is installed below the power line aviation plug
Blind plug.
Further, the sleeve nut being threadedly coupled with rotor sleeve, rotor are installed on the right side of the rotor magnetic steel
The surface of magnet steel is equipped with magnet steel protective case
The utility model has the advantages that eliminating biography the present invention relates to a kind of integral type water cooling permanent magnetic servo Bidirectional clamping electric main shaft structure
The motor of system adds the transmission or gear drive of belt.Main shaft is directly driven by embedded actuator, thus Machine Tool Main Drive chain
Structure, transmission error shorten to zero, realizes " Zero-drive Chain " of lathe；Main spindle box body and motor, main shaft are integral structures,
Small volume structure is compact, installation is simple, conveniently, save space, no intermediate transmission link is high-efficient, shake small, low noise, fortune
Turn steady, under same rotational speed, main shaft bearing life is longer；Built-in high-precision encoder is designed, constantly feeds back the speed of mainshaft with master
Shaft position easily passes through the high-speed feedback that host computer completes the signals such as rotation, the indexing position of main shaft, easy to control, extreme higher position
Precision is up within 0.002 degree；Built-in water circulation cooling structure solves motor and is transmitted to other parts because of fever, influences essence
The problem of spending, because of cooling system, it is easy to accomplish high revolving speed, high-precision, high dynamic static stability；Built-in airtight sealed knot
Structure solves permanent magnetic servo Bidirectional clamping electro spindle protection question, and due to there is structure of the hermetic seal with water cooling, this product can make
Used in many thermal extremes, dirty environment；Built-in hydraulic clamp loose configuration, is easily accomplished the clamping of product.Especially for
Axial workpiece, the especially axial workpiece of overlength type；Using the built-in permanent magnetic motor from design, have transmission inertia low,
Dynamic response is high, small in size, and power density is high, and torque is big, all kinds of advantages such as energy conservation.So the design is integrated with motor, main shaft,
Water cooling, hydraulic clamp is unclamped, airtight to be encapsulated in one, have it is small in size, it is compact-sized, conducive to various lathes once extravagantly hoped are realized
Structure design, especially Machining of Shaft-type Parts special purpose machine tool.And it is conducive to the optimization design of modern Electromechanical Control technology, meet not
Same Machine Tool design, the conversion of different bearer platform, for the axial workpiece of overlength type, the design can select two or more
Platform, independent assortment processing, due to the interference without objects such as traditional plug-in motor, belts, the design of the lathe greatly simplified,
It is also adapted to the linking of automation equipment.
Detailed description of the invention
Fig. 1 is main structure figure of the invention；
Fig. 2 is side block diagram of the invention；
Fig. 3 is the A-A of Fig. 1 to half-sectional structure chart；
Fig. 4 is the half-sectional structure chart of B-B direction of Fig. 2；
Fig. 5 is the C-C of Fig. 4 to half-sectional structure chart；
Fig. 6 is the main structure figure of right bearing seat of the invention；
Fig. 7 is the E-E of Fig. 6 to half-sectional structure chart；
Fig. 8 is the G-G of Fig. 6 to half-sectional structure chart；
Fig. 9 is the D-D of Fig. 6 to half-sectional structure chart；
Figure 10 is the F-F of Fig. 6 to half-sectional structure chart.
Specific embodiment
Present invention will be further explained below with reference to specific examples.It should be understood that these embodiments are merely to illustrate the present invention
Rather than it limits the scope of the invention.In addition, it should also be understood that, after reading the content taught by the present invention, those skilled in the art
Member can make various changes or modifications the present invention, and such equivalent forms equally fall within the application the appended claims and limited
Range.Above-described embodiment is only presently preferred embodiments of the present invention, is not limited the scope of the invention according to this, therefore: it is all according to
The equivalence changes that structure of the invention, shape, principle are done, should all be covered by within protection scope of the present invention.
As Figure 1-10 shows, embodiments of the present invention are related to a kind of integral type water cooling permanent magnetic servo Bidirectional clamping electro spindle
The interior side insertion of structure, including holder shell 1 and right bearing seat 23, the holder shell 1 is equipped with right bearing seat 23,
The inside of the right bearing seat 23 is coaxially installed with main shaft 18, is provided with main shaft between the right bearing seat 23 and main shaft 18
Bearing 20, the outside of the right bearing seat 23 are provided with the rotor sleeve 16 being connected with main shaft 18, the rotor sleeve 16
Radial outside wall on be provided with rotor magnetic steel 13, the outside setting for being internally located at rotor sleeve 16 of the holder shell 1
There is stator 15, the inside other side of the holder shell 1 is equipped with left sealing cover 2, and one end of the main shaft 18 is axially pacified
Equipped with oil cylinder piston 10, the inside of the oil cylinder piston 10 and main shaft 18 is separately installed with left rubber collet 8 and right rubber folder
First 9, it is connected between the left rubber collet 8 and right rubber collet 9 by the trombone slide 7 axially arranged, the oil cylinder piston
10 left side is socketed with cylinder seal lid 11；
The right bearing seat 23 is internally provided with hydraulic clamp fuel feed hole 32 and hydraulic unlock fuel feed hole 31, described
Oil duct between hydraulic clamp fuel feed hole 32 and 10 right side of oil cylinder piston and main shaft 18 communicates, the hydraulic unlock fuel feed hole 31
It is communicated with 10 left side of oil cylinder piston with the oil duct between cylinder seal lid 11, the left and right sides of the right bearing seat 23 is pacified respectively
Equipped with the left sealing cover 6 of bearing block and the right sealing cover 22 of bearing block, the lower end inner transverse of the right bearing seat 23 is provided with back
The inner radial of oilhole 30, the left sealing cover 6 of the bearing block and the right sealing cover 22 of bearing block be provided with extend to main shaft 18 into
Stomata, 23 inside of right bearing seat is axial to be provided with inside the left sealing cover 6 of connection bearing block and the right sealing cover 22 of bearing block
Air inlet runs through air inlet pipeline 33.
Stator coolant jacket 24 is installed between the radial outside and holder shell 1 of the stator 15, the stator is cold
But being arranged side by side between set 24 and holder shell 1 has a pair of interconnected cooling water channel 25, two cooling water channels 25 respectively with
Inlet opening 28 on 1 side wall of holder shell is connected with apopore 29.
The radial outside of the cylinder seal lid 11 is equipped with encoder disk 5, and the diameter of the encoder disk 5 is outside
Side is provided with the encoder count head 3 being connected with left sealing cover 2.
Be provided with a pair of of main shaft bearing 20 between the right bearing seat 23 and main shaft 18, between two main shaft bearings 20 by
Bearing outer ring spacer 12 and bearing inner spacer 17, the bearing outer ring spacer 12 and the uniform cloth of bearing inner spacer 17 are provided in outside
It is equipped with several intercommunicating pores 34 radially penetrated through, the intercommunicating pore 34 and hydraulic clamp fuel feed hole 32 and hydraulic unlock oil inlet
Hole 31 is connected.
The radial outside of the left rubber collet 8 and right rubber collet 9 by circular conical surface respectively with oil cylinder piston 10 with
And main shaft 18 is in contact.
The axial left side of the left sealing cover 2 and cylinder seal lid 11 is equipped with the outer waterproof sealing lid 4 in left side, described
The outside of the right sealing cover 22 of bearing block the outer waterproof sealing lid 21 in right side is installed.
The middle inside of waterproof sealing lid 21, which is engaged, outside the right side is connected with sealing cover inner ring 19, the holder shell
The power line aviation plug 26 of connecting stator 15, the lower section peace of the power line aviation plug 26 are installed on the side wall of body 1
Equipped with the encoder aviation plug 27 being connected with encoder count head 3.
The right side of the rotor magnetic steel 13 is equipped with the sleeve nut 14 being threadedly coupled with rotor sleeve 16, rotor magnetic steel
13 surface is equipped with magnet steel protective case.
As the embodiment of the present invention:
Using preceding power line aviation plug 26 by connecting the three-phase dynamic electricity of host computer supply outside cable, inside interior connection
Stator 15, be mainly responsible for give motor power supply.
Hermetic seal principle: through air inlet pipeline 33 by connecting plant source outside tracheae, it is responsible for giving bearing block left sealing cover 6
It is supplied with the right sealing cover 22 of bearing block, the left sealing cover 6 of bearing block and the right sealing cover 22 of bearing block have towards 20 direction of main shaft bearing
Reserved air inlet, reserved air inlet are communicated with what is reserved on right bearing seat 23 through air inlet pipeline 33.Left 6 He of sealing cover of bearing block
There are two the air inlets communicated in 18 lateral surface of main shaft radially for the right sealing cover 22 of bearing block.When these part combinations are one
It is communicated completely after rising.When plant source by Bidirectional clamping electro spindle shell run through 33 air inlet of air inlet pipeline, gas source into
Go right bearing seat 23 respectively to the left sealing cover 6 of bearing block and the right sealing cover 22 of bearing block, gas source is passing through the left sealing cover 6 of bearing block
With 2 air inlets of the right sealing cover 22 of bearing block, lead to main shaft 18, due to main shaft 18 and the left sealing cover 6 of bearing block and bearing
The oil duct of the right sealing cover 22 of seat is very small, and the gas source arrival of constant pressure can generate vapour lock afterwards here, opens to produce high pressure isolation
The objects such as the left sealing cover 6 of bearing block and the oil gas on right 22 both sides of sealing cover of bearing block form hermetic seal.And since a bearing block left side is close
Capping 6 and the right sealing cover 22 of bearing block and the oil duct of main shaft 18 are very small, and small gas source spilling can blow the left sealing of bearing block open
The objects such as lid 6 and the oil gas on right 22 both sides of sealing cover of bearing block.
Hydraulic clamp principle: hydraulic clamp fuel feed hole 32 is by the outer connecting machine tool hydraulic station of hydraulic oil pipe, when hydraulic station connects
The clamping fuel supply signal provided to host computer opens hydraulic station solenoid valve fuel feeding.Hydraulic oil passes through Bidirectional clamping electro spindle shell
Hydraulic clamp fuel feed hole 32 enter right bearing seat 23, subsequently into bearing outer ring spacer 12, then by bearing outer ring spacer 12
Cloth hole enters bearing inner spacer 17, then enters 10 right side of oil cylinder piston and main shaft 18 by the equal cloth hole on bearing inner spacer 17
Between oil duct, finally push oil cylinder piston 10 be displaced, oil cylinder piston 10 be displaced when drive left rubber collet 8 toward left position
It moves, drives trombone slide 7 to be and then moved to the left when left rubber collet 8 is displaced, while right rubber collet 9 being driven to be displaced, when right rubber
When plastic clip head 9 is mobile, the internal taper that the external taper of right rubber collet 9 encounters main shaft 18 is combined, prevent right rubber collet 9 continue to
It moves left, is shunk to compress right rubber collet 9, due to the internal taper of oil cylinder piston 10 and fitting closely for left rubber collet 8,
Oil cylinder piston 10 also continues to left dislocation continuing to press on left rubber collet 8, and driving to left dislocation for left rubber collet 8 connects with it
The trombone slide 7 connect, which continues to drive, connect right rubber collet 9 with trombone slide 7 to left dislocation, and since right rubber collet 9 is by main shaft 18
The compression of taper, can only diameter reduce, can not continue to move to the left, oil cylinder piston 10 to left dislocation, 10 inner cone of oil cylinder piston
Degree starts to compress left rubber collet 8, and left rubber collet 8 is forced to clamp workpiece, and oil cylinder piston 10 is also continuing promotion of turning left, and
Left rubber collet 8 and trombone slide connected to it 7 are driven, until workpiece is completely by the rubber collet clamping at both ends, oil cylinder piston 10
Reach preset pressure, can not just be displaced, completes the movement for clamping workpiece.
Hydraulic unlock principle: hydraulic unlock fuel feed hole 31 is by the outer connecting machine tool hydraulic station of hydraulic oil pipe, when hydraulic station connects
The release fuel supply signal provided to host computer, opens hydraulic station solenoid valve fuel feeding, and hydraulic oil passes through Bidirectional clamping electro spindle shell
Hydraulic unlock fuel feed hole 31 enter right bearing seat 23.Then in the oil duct by being reserved on right bearing seat 23, into outside bearing
Spacer ring 12 is entering bearing inner spacer 17 by cloth hole equal on bearing outer ring spacer 12, is passing through being evenly distributed on bearing inner spacer 17
Hole enters the oil between 10 left side of oil cylinder piston and cylinder seal lid 11 into the hydraulic unlock oil input channel reserved on the outside of main shaft 18
Road finally pushes oil cylinder piston 10 to move right, and when oil cylinder piston 10 moves right, the elasticity tension on left rubber collet 8 is released
It puts, the elasticity tension of right rubber collet 9 is also released, so that the elasticity tension of right rubber collet 9 drives coupled drawing
Pipe 7 moves right, and realizes the release movement for having clamped workpiece.
Hydraulic oil oil return principle: after hydraulic station starting, it is living that oil can enter oil cylinder all the time by the oil duct of right bearing seat 23
After plug 10, no matter clamp or release, after only pressure reaches the pressure of hydraulic station setting, it is extra it is hydraulic after will overflow.
The high pressure liquid pressure oil of spilling can be overflowed by the gap between bearing outer ring spacer 12 and bearing inner spacer 17, and supply bearing realizes axis
The lubrication held.Since hydraulic oil supplies always, so hydraulic oil can be all the time by can pass through bearing outer ring spacer 12 and bearing
Do not stop to overflow in gap between cone spacer 17.It encounters not being turned left the hydraulic oil for stopping overflowing through the left sealing cover 6 of bearing block.Due to
The left sealing cover 6 of bearing block and the right sealing cover 22 of bearing block have always the high pressure gas of hermetic seal to stop, so hydraulic oil is with regard to only
It can be returned in the oil return hole 30 on right bearing seat by the oil return notch reserved on the left sealing cover 6 of bearing block, into oil return hole 30
Hydraulic oil, continue forward flowing again encounter the right sealing cover 22 of bearing block, the right sealing cover 22 of bearing block equally has always hermetic seal
The blocking of high pressure gas passes through oil returning pipe joint so hydraulic can only just return on the oil return hole 30 being reserved on right bearing seat
Hydraulic station is returned to, is recycled after supercooling in hydraulic station.
The inlet opening 28 and apopore 29 being connected with cooling water channel 25 be in fact regardless of, one of them enter cooling water
Afterwards, another just automatically becomes cooling water outlet.Since motor operating can all have heat conduction, in order to protect motor with two-way
Each components in electro spindle are clamped to cool down not by heat transfer, caused part expansion or the mutation of type position so being provided with
Structure.After cooling water enters one of cooling water pipe, water can enter stator coolant jacket 24, on stator coolant jacket 24 there are two
The cooling water channel 25 communicated, cooling water flow into first cooling water channel 25, when flowing to fast one circle all around stator coolant jacket 24
It waits, encounters and allow first cooling water channel 25, be redirected to the block that blocks water of Article 2 cooling water channel 25, under the action of blocking water block,
Cooling water continues to cool down along Article 2 cooling water channel 25, flows out finally by another apopore 29.
The present invention uses completely new structure, efficiently solves the problems of the prior art, with higher to popularize valence
Value.
Claims (10)
1. a kind of integral type water cooling permanent magnetic servo Bidirectional clamping electric main shaft structure, including holder shell (1) and right bearing seat (23),
It is characterized in that, the interior side insertion of the holder shell (1) is equipped with right bearing seat (23), the right bearing seat
(23) inside is coaxially installed with main shaft (18), is provided with main shaft bearing between the right bearing seat (23) and main shaft (18)
(20), the rotor sleeve (16) being connected with main shaft (18), the rotor set are provided on the outside of the right bearing seat (23)
It is provided with rotor magnetic steel (13) on the radial outside wall of cylinder (16), the holder shell (1) is internally located at rotor sleeve
(16) it is provided on the outside of stator (15), the inside other side of the holder shell (1) is equipped with left sealing cover (2), described
One end of main shaft (18) be axially installed with oil cylinder piston (10), the inside difference of the oil cylinder piston (10) and main shaft (18)
Left rubber collet (8) and right rubber collet (9) are installed, passed through between the left rubber collet (8) and right rubber collet (9)
The trombone slide (7) axially arranged is connected, and is socketed with cylinder seal lid (11) on the left of the oil cylinder piston (10)；
The right bearing seat (23) is internally provided with hydraulic clamp fuel feed hole (32) and hydraulic unlock fuel feed hole (31), described
Oil duct on the right side of hydraulic clamp fuel feed hole (32) and oil cylinder piston (10) between main shaft (18) communicates, the hydraulic unlock into
Oilhole (31) is communicated on the left of oil cylinder piston (10) with the oil duct between cylinder seal lid (11), the right bearing seat (23)
The left and right sides is separately installed with the left sealing cover of bearing block (6) and the right sealing cover of bearing block (22), the right bearing seat (23)
Lower end inner transverse is provided with oil return hole (30), the left sealing cover of the bearing block (6) and the right sealing cover of bearing block (22) it is interior
Portion is radially provided with the air inlet for extending to main shaft (18), and internal axial be provided with of the right bearing seat (23) is connected to a bearing block left side
Air inlet runs through air inlet pipeline (33) inside sealing cover (6) and the right sealing cover of bearing block (22).
2. integral type water cooling permanent magnetic servo Bidirectional clamping electric main shaft structure according to claim 1, it is characterised in that: described
Stator (15) radial outside and holder shell (1) between be equipped with stator coolant jacket (24), the stator coolant jacket
(24) being arranged side by side between holder shell (1) has a pair of interconnected cooling water channel (25), two cooling water channels (25) point
Not on holder shell (1) side wall inlet opening (28) and apopore (29) be connected.
3. integral type water cooling permanent magnetic servo Bidirectional clamping electric main shaft structure according to claim 1, it is characterised in that: described
The radial outside of cylinder seal lid (11) be equipped with encoder disk (5), the radial outside of the encoder disk (5) is provided with
The encoder count head (3) being connected with left sealing cover (2).
4. integral type water cooling permanent magnetic servo Bidirectional clamping electric main shaft structure according to claim 1, it is characterised in that: described
Right bearing seat (23) and main shaft (18) between be provided with a pair of of main shaft bearing (20), between two main shaft bearings (20) by outside to
It is inside provided with bearing outer ring spacer (12) and bearing inner spacer (17), the bearing outer ring spacer (12) and bearing inner spacer (17) are equal
It is even to be disposed with several intercommunicating pores (34) radially penetrated through, the intercommunicating pore (34) and hydraulic clamp fuel feed hole (32) and liquid
Pressure unclamps fuel feed hole (31) and is connected.
5. integral type water cooling permanent magnetic servo Bidirectional clamping electric main shaft structure according to claim 1, it is characterised in that: described
Left rubber collet (8) and right rubber collet (9) radial outside by circular conical surface respectively with oil cylinder piston (10) and main shaft
(18) it is in contact.
6. integral type water cooling permanent magnetic servo Bidirectional clamping electric main shaft structure according to claim 1, it is characterised in that: described
Left sealing cover (2) and the axial left side of cylinder seal lid (11) the outer waterproof sealing lid (4) in left side, the bearing block are installed
The outer waterproof sealing lid (21) in right side is installed on the outside of right sealing cover (22).
7. integral type water cooling permanent magnetic servo Bidirectional clamping electric main shaft structure according to claim 6, it is characterised in that: described
Right side outside the middle inside of waterproof sealing lid (21) be engaged and be connected with sealing cover inner ring (19).
8. integral type water cooling permanent magnetic servo Bidirectional clamping electric main shaft structure according to claim 3, it is characterised in that: described
Holder shell (1) side wall on the power line aviation plug (26) of connecting stator (15) is installed.
9. integral type water cooling permanent magnetic servo Bidirectional clamping electric main shaft structure according to claim 8, it is characterised in that: described
Power line aviation plug (26) below the encoder aviation plug (27) being connected with encoder count head (3) is installed.
10. integral type water cooling permanent magnetic servo Bidirectional clamping electric main shaft structure according to claim 1, it is characterised in that: institute
The sleeve nut (14) being threadedly coupled with rotor sleeve (16), rotor magnetic steel (13) are installed on the right side of the rotor magnetic steel (13) stated
Surface magnet steel protective case is installed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910321421.7A CN109940175A (en) | 2019-04-22 | 2019-04-22 | A kind of integral type water cooling permanent magnetic servo Bidirectional clamping electric main shaft structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910321421.7A CN109940175A (en) | 2019-04-22 | 2019-04-22 | A kind of integral type water cooling permanent magnetic servo Bidirectional clamping electric main shaft structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109940175A true CN109940175A (en) | 2019-06-28 |
Family
ID=67015652
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910321421.7A Pending CN109940175A (en) | 2019-04-22 | 2019-04-22 | A kind of integral type water cooling permanent magnetic servo Bidirectional clamping electric main shaft structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109940175A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110315096A (en) * | 2019-07-31 | 2019-10-11 | 台州天昊机械有限公司 | A kind of holding mechanism for lathe |
Citations (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CH432976A (en) * | 1965-09-09 | 1967-03-31 | Gruenenwald Karl | Pneumatic or hydraulic actuation device with mechanical or hydraulic pressure intensifier for clamping tools for all types of lathes |
| CN202684601U (en) * | 2012-08-21 | 2013-01-23 | 解道德 | Main shaft jig of bidirectional turning tool |
| CN203830743U (en) * | 2014-04-16 | 2014-09-17 | 张家港乙腾机械有限公司 | Work-piece main shaft device of horizontal gear hobbing machine |
| CN203926401U (en) * | 2014-05-04 | 2014-11-05 | 玉环县新跃机床有限公司 | With the hydrostatic spindle of hydraulic clamp |
| CN105108180A (en) * | 2015-09-18 | 2015-12-02 | 芜湖日升重型机床有限公司 | Motorized spindle structure of numerical control lathe |
| CN105827083A (en) * | 2016-03-18 | 2016-08-03 | 温岭市宇海机电有限公司 | Synchronous water-cooled electric spindle |
| CN107052371A (en) * | 2017-06-13 | 2017-08-18 | 朗快智能科技（杭州）有限公司 | High density main shaft device |
| CN207548291U (en) * | 2017-12-11 | 2018-06-29 | 安阳工学院 | A kind of automatic tool changer standard stops boring boring permanent magnetism electro spindle |
| CN108372317A (en) * | 2018-04-03 | 2018-08-07 | 台州屹捷数控机床有限公司 | Electro spindle is driven in one kind |
| CN109412325A (en) * | 2018-11-16 | 2019-03-01 | 江苏思维福特机械科技股份有限公司 | A kind of electric machine main shaft |
| CN208600720U (en) * | 2018-06-15 | 2019-03-15 | 洛阳传顺机械设备有限公司 | A kind of adjusting center automatically lock electro spindle |
| CN209736649U (en) * | 2019-04-22 | 2019-12-06 | 宁波市鄞州华本电主轴科技有限公司 | Servo two-way tight electricity main shaft structure of pressing from both sides of integral type water-cooling permanent magnetism |
-
2019
- 2019-04-22 CN CN201910321421.7A patent/CN109940175A/en active Pending
Patent Citations (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CH432976A (en) * | 1965-09-09 | 1967-03-31 | Gruenenwald Karl | Pneumatic or hydraulic actuation device with mechanical or hydraulic pressure intensifier for clamping tools for all types of lathes |
| CN202684601U (en) * | 2012-08-21 | 2013-01-23 | 解道德 | Main shaft jig of bidirectional turning tool |
| CN203830743U (en) * | 2014-04-16 | 2014-09-17 | 张家港乙腾机械有限公司 | Work-piece main shaft device of horizontal gear hobbing machine |
| CN203926401U (en) * | 2014-05-04 | 2014-11-05 | 玉环县新跃机床有限公司 | With the hydrostatic spindle of hydraulic clamp |
| CN105108180A (en) * | 2015-09-18 | 2015-12-02 | 芜湖日升重型机床有限公司 | Motorized spindle structure of numerical control lathe |
| CN105827083A (en) * | 2016-03-18 | 2016-08-03 | 温岭市宇海机电有限公司 | Synchronous water-cooled electric spindle |
| CN107052371A (en) * | 2017-06-13 | 2017-08-18 | 朗快智能科技（杭州）有限公司 | High density main shaft device |
| CN207548291U (en) * | 2017-12-11 | 2018-06-29 | 安阳工学院 | A kind of automatic tool changer standard stops boring boring permanent magnetism electro spindle |
| CN108372317A (en) * | 2018-04-03 | 2018-08-07 | 台州屹捷数控机床有限公司 | Electro spindle is driven in one kind |
| CN208600720U (en) * | 2018-06-15 | 2019-03-15 | 洛阳传顺机械设备有限公司 | A kind of adjusting center automatically lock electro spindle |
| CN109412325A (en) * | 2018-11-16 | 2019-03-01 | 江苏思维福特机械科技股份有限公司 | A kind of electric machine main shaft |
| CN209736649U (en) * | 2019-04-22 | 2019-12-06 | 宁波市鄞州华本电主轴科技有限公司 | Servo two-way tight electricity main shaft structure of pressing from both sides of integral type water-cooling permanent magnetism |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110315096A (en) * | 2019-07-31 | 2019-10-11 | 台州天昊机械有限公司 | A kind of holding mechanism for lathe |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN103286678B (en) | A kind of Multifunction internal formula dynamic/static piezoelectric main shaft for efficient high-speed precision machine tool | |
| CN103071914B (en) | Fully hydraulic driven reconfigurable underwater operating device for numerical control frictional stitch welding machine | |
| CN201415273Y (en) | Hydraulic chuck | |
| CN200991759Y (en) | Air-float high-speed electric main axle | |
| US7887268B2 (en) | Drill spindles with inline direct drive feed | |
| CN112975524B (en) | Three-rotation-axis swing head suitable for ultrasonic cutting of composite material | |
| CN112025335A (en) | Ultra-precise hydraulic servo turntable | |
| CN107160169A (en) | Rotary table and vertical sleeping disk class milling-lathe machining center | |
| CN109940175A (en) | A kind of integral type water cooling permanent magnetic servo Bidirectional clamping electric main shaft structure | |
| CN205218542U (en) | Five rotary device of bridge plate tailstock formula | |
| CN102886700A (en) | Suspension type pneumatic clamping mechanism for instrument lathe | |
| CN209736649U (en) | Servo two-way tight electricity main shaft structure of pressing from both sides of integral type water-cooling permanent magnetism | |
| CN112171350A (en) | B-axis swing head for vertical machining center | |
| CN202344314U (en) | Ram type boring and milling head with dependent built-in accessory indexing mechanism | |
| CN205927146U (en) | Compound pivoting part cutter exchange of digit control machine tool and detecting system | |
| CN105773162B (en) | A kind of power head device for turnning and milling combined numerically controlled machine | |
| CN101569994A (en) | Automatic indexing fixture | |
| CN110281032A (en) | Turnning and milling composite turntable structure | |
| CN102407458B (en) | Ram type boring and milling head with independent built-in accessory indexing mechanism | |
| CN105562839B (en) | Gear grinding machine with worm grinding wheel rotary table | |
| CN214024709U (en) | B-axis swing head for vertical machining center | |
| CN203875665U (en) | Bore hole turning clamp used for shaft | |
| CN209424690U (en) | A kind of gear grinding clamp for processing axial workpiece with holes | |
| CN208758679U (en) | A kind of boring bull drilling equipment of vehicle bridge differential lock | |
| CN110355581B (en) | Servo revolving stage of accurate location |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination |