CN108246808A - The cross wedge rolling mill roller that rimless combination type permanent-magnet synchronous motor directly drives - Google Patents
The cross wedge rolling mill roller that rimless combination type permanent-magnet synchronous motor directly drives Download PDFInfo
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- CN108246808A CN108246808A CN201810094552.1A CN201810094552A CN108246808A CN 108246808 A CN108246808 A CN 108246808A CN 201810094552 A CN201810094552 A CN 201810094552A CN 108246808 A CN108246808 A CN 108246808A
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- 230000001360 synchronised effect Effects 0.000 title claims abstract description 48
- 238000005096 rolling process Methods 0.000 title claims abstract description 35
- 238000004804 winding Methods 0.000 claims abstract description 13
- 239000004744 fabric Substances 0.000 claims abstract description 8
- 238000007789 sealing Methods 0.000 claims description 33
- 238000001816 cooling Methods 0.000 claims description 21
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 claims description 20
- 229910000831 Steel Inorganic materials 0.000 claims description 14
- 238000003801 milling Methods 0.000 claims description 14
- 239000010959 steel Substances 0.000 claims description 14
- 239000000758 substrate Substances 0.000 claims description 13
- 230000005540 biological transmission Effects 0.000 claims description 11
- 238000009826 distribution Methods 0.000 claims description 5
- 239000000463 material Substances 0.000 claims description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 3
- 230000015572 biosynthetic process Effects 0.000 claims 1
- 230000005389 magnetism Effects 0.000 claims 1
- 230000009467 reduction Effects 0.000 abstract description 5
- 230000000694 effects Effects 0.000 description 6
- 238000009434 installation Methods 0.000 description 6
- 239000000498 cooling water Substances 0.000 description 5
- 238000010586 diagram Methods 0.000 description 5
- 239000000428 dust Substances 0.000 description 5
- 238000004519 manufacturing process Methods 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 3
- 230000004044 response Effects 0.000 description 3
- 238000002955 isolation Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000002787 reinforcement Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000005242 forging Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000005457 optimization Methods 0.000 description 1
- 238000007493 shaping process Methods 0.000 description 1
- 230000006641 stabilisation Effects 0.000 description 1
- 238000011105 stabilization Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21B—ROLLING OF METAL
- B21B35/00—Drives for metal-rolling mills, e.g. hydraulic drives
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21B—ROLLING OF METAL
- B21B35/00—Drives for metal-rolling mills, e.g. hydraulic drives
- B21B35/12—Toothed-wheel gearings specially adapted for metal-rolling mills; Housings or mountings therefor
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16J—PISTONS; CYLINDERS; SEALINGS
- F16J15/00—Sealings
- F16J15/16—Sealings between relatively-moving surfaces
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K7/00—Arrangements for handling mechanical energy structurally associated with dynamo-electric machines, e.g. structural association with mechanical driving motors or auxiliary dynamo-electric machines
- H02K7/10—Structural association with clutches, brakes, gears, pulleys or mechanical starters
- H02K7/116—Structural association with clutches, brakes, gears, pulleys or mechanical starters with gears
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Connection Of Motors, Electrical Generators, Mechanical Devices, And The Like (AREA)
Abstract
The invention discloses the cross wedge rolling mill rollers that rimless combination type permanent-magnet synchronous motor directly drives, and include driving motor, rolling-mill housing, roll and the bearing support for supporting the roll；Driving motor is rimless combination type permanent-magnet synchronous motor, includes opposite rotor assembly and stator module；Stator module is fixed in rolling-mill housing, and rotor assembly is connected with roll；Stator module includes stator winding around the secter pat that is integrally formed is poured with stator core, and multiple secter pat ring cloth and/or all cloth are on rotor assembly.Rotor assembly of the present invention is directly connect with roll, and using power part as the mover of motor, motor combines together the present invention with mechanical part, reduce the driving intermediate link such as gear, reduction box, simplify type of drive and structure, improve drive efficiency, reduce the loss of the energy.
Description
Technical field
The present invention relates to forging machinery and equipment fields, and in particular to the roller that a kind of rimless combination type permanent-magnet synchronous motor directly drives
Formula cross wedge rolling machine.
Background technology
The cross wedge rolling technique steel rolling technology occurred in 1961, it is suitable for rolling Varied section revolving body.It is to utilize two dresses
Wedge shape mould on rotating Vortex roll makes blank generate continuous and local deformation, finally rolls into various ladder axial workpieces.It should
Technology because have the characteristics that efficiently, section material, it is energy saving due to be widely used in the various productions with rotary body class part.At present, it applies
Most is cross wedge rolling mill roller, and cross wedge rolling mill roller has two kinds of double-roller type and three-roller type, and the driving of roller generally uses
Motor, triangle driving belt, reduction box and transmission gear composition, since intermediate transmission component is more, power attenuation is larger, transmission essence
It spends relatively low, is not easy to the accurate processing of rolling part.
Therefore, above-mentioned problem also needs further to be improved optimization.
Invention content
It is straight to provide a kind of rimless combination type permanent-magnet synchronous motor to overcome the problems, such as described in the above-mentioned prior art by the present invention
The cross wedge rolling mill roller of drive, rotor assembly are directly connect with roll, and stator module is fixed in rolling-mill housing, and stator module is turns
Sub-component provides the magnetic field of a rotation so as to which roller rotational be driven to move, the present invention using power part as the mover of motor,
Motor combines together with mechanical part, reduces the driving intermediate link such as gear, reduction box, simplifies type of drive and structure, improve
Drive efficiency reduces the loss of the energy.
The above-mentioned purpose of the present invention is achieved by the following technical programs.
The cross wedge rolling mill roller that a kind of rimless combination type permanent-magnet synchronous motor directly drives, includes work milling train and for driving
The driving motor of the work milling train operation, the work milling train include rolling-mill housing, roll and for supporting the roll
Bearing support；The input terminal of the roll is directly driven using the driving motor；The number of the roll is at least
Two；Bearing support is each equipped between the roll and the rolling-mill housing；The driving motor is rimless combination type permanent-magnet
Synchronous motor includes rotor assembly and stator module；Wherein, the stator module is opposite with the rotor assembly, the stator
The magnetic field that component provides a rotation drives the rotor assembly rotation；The stator module is fixed in the rolling-mill housing,
The rotor assembly is connected at least one roll；The stator module includes stator base, stator core and stator
Winding, the stator winding are wound in the stator core, the stator core be multiple integrally formed secter pats, Mei Gesuo
It states secter pat and pours entirety for one, the stator core is located at the axial direction and/or circumferential direction of the rotor assembly；Multiple sectors
Axial direction and/or the circumferential annular spread that is in full circle ring or is evenly spaced on of the block around the rotor assembly.
The present invention provides the cross wedge rolling mill rollers that rimless combination type permanent-magnet synchronous motor directly drives, and rotor assembly is directly with rolling
Roller connects, and stator module is fixed in rolling-mill housing, and stator module provides the magnetic field of a rotation so as to drive for rotor assembly
Roller rotational moves, and the combination of the rimless combination type permanent-magnet synchronous motor refers to that motor stator component is modular combination
Form, modules can control respectively, and flexible configuration, according to circumstances, stator can continuously be combined into circular ring shape, can also be spaced combination
It is in the arc-shaped.Using power part as the mover of motor, motor combines together the present invention with mechanical part, reduces gear, slows down
Case etc. drives intermediate link, simplifies type of drive and structure, improves drive efficiency, reduces the loss of the energy.Rimless combined type is forever
The structure of magnetic-synchro motor can be combined to design without fixed frame, the external form of stator module with the actual conditions of rolling-mill housing,
Convenient for matching installation with the cross wedge rolling mill roller, with the advantages of fast response time, control accuracy is high, while can provide big
The energy output of power.
Preferably, the rotor assembly includes rotor pedestal and magnet steel substrate, and the magnet steel substrate is pastes or be embedded in
Permanent-magnet material on rotor pedestal；The rotor pedestal is connected with the roll；The magnet steel substrate ring cloth and/or it is distributed in institute week
It states on rotor pedestal, and opposite with the stator winding.
Preferably, the stator module is axially arranged at least one layer of stator core along it, and every layer of stator core is equal
With the magnet steel substrate Relative distribution.The design of stator module described in multilayer, it is direct by rimless combination type permanent-magnet synchronous motor
The roll is driven, higher power is provided.
Preferably, there are air gaps, the both ends of the air gap between the stator base and the rotor pedestal also to set respectively
There is at least two layers sealing ring being arranged in parallel；There is a circle in the outer ring of the sealing ring and inner ring in hook-like configuration, the hook
Structure and the ontology junction of the sealing ring are embedded with the resilient balls being distributed in a ring；The free end position of the hook-like configuration
In the space formed in multiple sealing rings, and the hook-like configuration interlocks and the stator base and the rotor base successively
Seat contact free.Gap, that is, air gap between stator module and rotor assembly should not be allowed to dust to enter, driving motor
Sealing not between the stator module of rotation and rotor assembly is set at present, therefore has certain requirement to use environment, and is increased
If sealing ring can expand the use scope of rimless combination type permanent-magnet synchronous motor, you can using in the more severe condition of environment
Under；Secondly, the sealing ring forms line contact sealing using cambered surface and plane contact, described close for plane-plane contact
In rotary motion, friction is smaller, and double-deck design for seal, improves the sealing performance of the sealing ring；And in center pair
The hook-shape structure of title is shaped like streamlined structure, convenient for collecting dust to achieve the effect that secondary isolation reaches sealing, compared to
General seal form sealing performance is more high-quality.
Preferably, the quantity of the rimless combination type permanent-magnet synchronous motor is identical with the quantity of the roll；It is each described
Input terminal of the rimless combination type permanent-magnet synchronous motor with the roll is fixedly linked.
Preferably, the quantity of the rimless combination type permanent-magnet synchronous motor is less than the quantity of the roll；Each nothing
Input terminal of the frame combination type permanent-magnet synchronous motor with the roll is fixedly linked, and the remaining roll passes through intermediate transmission group
Part is connected.
Preferably, the intermediate transmission component includes the tooth with the idle pulley external toothing respectively of an idle pulley and two
Wheel；The gear is connected with the corresponding roll, and the idle pulley and the rolling-mill housing pass through the swivel bearing that is sequentially connected
With the movable axis flexible connection for circumferentially moving, the axle center of the movable axis is overlapped with the center of the idle pulley；The activity
Axis moved on the circumferential moving track of the rolling-mill housing and using the locating piece that is mutually inclined by the movable axis with it is described
Rolling-mill housing is fixed；The center of the idle pulley is located on the central axes of two gears, and the side of being adjusted circumferentially of the idle pulley
It is overlapped to the central axes.The spindle central Activities Design of the idle pulley compared to fixed installation idle pulley, with the tooth
The engagement tightness degree of wheel can be adjusted, and can also avoid engaging in power transmission process the phenomenon that stuck, and be mutually inclined
Locating piece staggeredly is conducive to stablizing for the idle pulley and installs, and in contrast to the locating piece of parallel distribution, can reduce loose-parts
Probability.
Preferably, it is additionally provided with cooling device on the stator module；The cooling device, which includes, to be circular layout described
The cooling air channel on cooling water pipe and/or the stator base in stator core, the direction of the cooling air channel with described turn
The Plane of rotation of sub-component is vertical.The stator module generates the magnetic field of rotation and drives the rotation of the roll, can be with production
Raw a large amount of heat, influences the normal operation of equipment, the heat band that the recirculated water in the cooling water pipe in time generates equipment
Go out, secondly, the cooling air channel can also take away partial heat, and assistant reinforcement cooling function makes equipment keep a stabilization
Suitable temperature, good cooling results ensure the stable of equipment.
Compared with prior art, the beneficial effects of the present invention are：
1st, rotor assembly is directly connect with roll, and stator module is fixed in rolling-mill housing, and stator module is rotor assembly
The magnetic field of a rotation is provided so as to which roller rotational be driven to move, to reduce the driving intermediate link such as gear, reduction box, simplifies and drives
Flowing mode and structure improve drive efficiency, realize the straight drive of cross wedge rolling mill roller.
2nd, the stator base of rimless combination type permanent-magnet synchronous motor can be with the structure of cooperating milling train, therefore without fixed shape
State, is conducive to the concrete structure for coordinating the work milling train and performance makes satisfactory permanent magnet synchronous motor, reduces work
Make the manufacturing cost of milling train.
3rd, the reliable performance of machine is improved, manufacturing cost and use cost is reduced, reduces the loss of the energy.
4th, the advantages of permanent magnet synchronous motor has fast response time, and control accuracy is high, while powerful energy can be provided
Output.
5th, the sealed set inside motor is added, the sealing ring forms line contact sealing using cambered surface and plane contact,
For plane-plane contact, in rotary motion, friction is smaller, and double-deck design for the sealing ring, improves described close
The sealing performance of seal；And the hook-shape structure being centrosymmetric is shaped like streamlined structure, convenient for dust is collected to reach secondary
Isolation achievees the effect that sealing, more high-quality compared to general seal form sealing performance, prevents dust from entering, while often locate
Sealing ring be equipped with multilayer, improve sealing effect.
Description of the drawings
Fig. 1 is the schematic diagram of cross wedge rolling mill roller that the rimless combination type permanent-magnet synchronous motor of embodiment 1 directly drives.
Fig. 2 is the motor sectional view of embodiment 1.
Fig. 3 is B in Fig. 2 to figure.
Fig. 4 is the schematic diagram of the intermediate transmission component of embodiment 1.
Fig. 5 is the schematic diagram of the idle pulley installation of embodiment 1.
Fig. 6 is the schematic diagram of cross wedge rolling mill roller that the rimless combination type permanent-magnet synchronous motor of embodiment 2 directly drives.
Fig. 7 is the scheme of installation of the sealing ring of embodiment 3.
Fig. 8 is the ring structure sectional view of embodiment 3.
Fig. 9 be in Fig. 8 A-A to figure.
Figure 10 is the distribution schematic diagram of cooling device in embodiment 4.
In figure：1st, rolling-mill housing；2nd, roll；3rd, bearing support；4th, rimless combination type permanent-magnet synchronous motor；5th, intermediate transmission
Component；51st, idle pulley；52nd, gear；53rd, swivel bearing；54th, movable axis；55th, locating piece；6th, air gap；61st, sealing ring；62nd, hook
Structure；63rd, resilient balls；7th, rotor assembly；71st, rotor pedestal；72nd, magnet steel substrate；8th, stator module；81st, stator base；
82nd, stator core；83rd, stator winding；9th, cooling water pipe；10th, cooling air channel.
Specific embodiment
Clear, complete description is carried out to the technical solution of various embodiments of the present invention below with reference to attached drawing, it is clear that retouched
The embodiment stated is only the part of the embodiment of the present invention, instead of all the embodiments.Based on the embodiment of the present invention, sheet
Field those of ordinary skill obtained all other embodiment under the premise of creative work is not made, belongs to this hair
Bright protected range.
In the description of the present invention, it should be noted that term " " center ", " on ", " under ", "left", "right", " vertical ",
The orientation or position relationship of the instructions such as " level ", " interior ", " outer " be based on orientation shown in the drawings or position relationship, merely to
Convenient for the description present invention and simplify description rather than instruction or imply signified device or element must have specific orientation,
With specific azimuth configuration and operation, therefore it is not considered as limiting the invention.In addition, term " first ", " second ",
" third " is only used for description purpose, and it is not intended that instruction or hint relative importance.
In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term " installation ", " phase
Even ", " connection " should be interpreted broadly, for example, it may be being fixedly connected or being detachably connected or be integrally connected；It can
To be mechanical connection or be electrically connected；It can be directly connected, can also be indirectly connected by intermediary, Ke Yishi
Connection inside two elements.For the ordinary skill in the art, above-mentioned term can be understood at this with concrete condition
Concrete meaning in invention.
The present invention is described in further detail below through specific implementation examples and in conjunction with the accompanying drawings.
Embodiment 1
As shown in Fig. 1~5, the rolled with roller wedge that a kind of rimless combination type permanent-magnet synchronous motor directly drives is present embodiments provided
Machine, includes work milling train and the driving motor for driving the work milling train operation, and the work milling train includes milling train machine
1, two roll 2 of frame and the bearing support 3 for supporting the roll 2；It is characterized in that, the input terminal of the roll 2 is adopted
It is directly driven with the driving motor；Bearing support 3 is each equipped between the roll 2 and the rolling-mill housing 1；It is described
Driving motor is rimless combination type permanent-magnet synchronous motor 4, includes rotor assembly 7 and stator module 8；Wherein, the stator module 8
Opposite with the rotor assembly 7, the magnetic field that the stator module 8 provides a rotation drives the rotor assembly 7 to rotate；It is described
Stator module 8 is fixed in the rolling-mill housing 1, and the rotor assembly 7 and a roll 2 are connected；The stator module 8
Include stator base 81, stator core 82 and stator winding 83, the stator winding 83 is wound in the stator core 82, institute
Stator core 82 is stated as six integrally formed secter pats, each secter pat pours entirety, the stator core 82 for one
Positioned at the axial direction and/or circumferential direction of the rotor assembly 7；Six secter pats are in around the axial and circumferential of the rotor assembly 7
The annular spread of full circle ring.Six modular stator modules 8 are distributed on the circumferential and axial of the rotor assembly 7, often
A stator module 8 is that vacuum pours sealing, and piecemeal is stand-alone integrated.The rotor assembly 7 includes rotor pedestal 71 and magnetic
Steel substrate 72, the magnet steel substrate 72 are the permanent-magnet material pasted or be embedded on rotor pedestal 71；The rotor pedestal 71 with
The roll 2 is connected；In the present embodiment, the 72 ring cloth of magnet steel substrate and be distributed in week on the rotor pedestal 71, and with institute
It is opposite to state stator winding 83；The stator module 8 is axially arranged with two layers of stator core 82, and every layer of stator core 82 along it
With 72 Relative distribution of magnet steel substrate.The design of stator module 8 described in multilayer passes through rimless combination type permanent-magnet synchronous motor
4 directly drive the roll, provide higher power.
The combination of the rimless combination type permanent-magnet synchronous motor refers to motor stator component for modular combination form,
Modules can control respectively, flexible configuration, it is illustrated that in secter pat is shown is the combination of 6, according to circumstances, stator can connect
It is continuous to be combined into circular ring shape, it can also be spaced that combination is in the arc-shaped, and number of combinations is organized in pairs, and can have various combinations, and not only
It is limited to 6 groups, can also is two groups, four groups or eight groups etc..The present embodiment is using rimless combination type permanent-magnet synchronous motor (stator
Winding ring cloth and week are distributed on the rotor pedestal), in addition, to independent stator winding only ring cloth or all cloth in the rotor pedestal
On motor or they should all fall into protection scope of the present invention in the combination application of the machine.
As a kind of preferred embodiment of the present embodiment, cross wedge rolling mill roller drives for unit in the present embodiment, described rimless
Combination type permanent-magnet synchronous motor 4 and the input terminal of a roll 2 are fixedly linked, and the remaining roll 2 is passed by centre
Dynamic component 5 is connected；The intermediate transmission component 5 include an idle pulley 51 and two respectively with 51 external toothing of idle pulley
Gear 52；The gear 52 is connected with the corresponding roll 2, and the idle pulley 51 is with the rolling-mill housing 1 by being sequentially connected
Swivel bearing 53 and movable axis 54 for circumferentially moving be flexibly connected, the axle center of the movable axis 54 and the idle pulley 51
Center overlaps；The movable axis 54 moves on the circumferential moving track of the rolling-mill housing 1 and using the positioning being mutually inclined
Part fixes the movable axis 54 and the rolling-mill housing 1；The center of the idle pulley 51 is located at the axis of two gears 52
On line, and the direction that is adjusted circumferentially of the idle pulley 51 is overlapped with the central axes.
The present invention provides the cross wedge rolling mill roller that rimless combination type permanent-magnet synchronous motor directly drives, rotor assembly 7 directly with
Roll 2 connects, and stator module 8 is distributed in the axial and circumferential of rotor assembly 7 and is fixed in rolling-mill housing, of the invention by power
Mover of the component as motor, motor combine together with mechanical part, reduce the driving intermediate link such as gear, reduction box, simplify
Type of drive and structure improve drive efficiency, reduce the loss of the energy.The structure of rimless combination type permanent-magnet synchronous motor is without fixation
The advantages of frame convenient for matching installation with the cross wedge rolling mill roller, has fast response time, and control accuracy is high, while can
Powerful energy output is provided.
Embodiment 2
As shown in fig. 6, preferred embodiments of the present invention are to provide the roller that a kind of rimless combination type permanent-magnet synchronous motor directly drives
Formula cross wedge rolling machine, the present embodiment is similar with the structure and operation principle of embodiment 1, and the difference lies in this with embodiment 1
Cross wedge rolling mill roller is twin-engined drives, the quantity of the rimless combination type permanent-magnet synchronous motor 4 and the roll 2 in embodiment
Quantity is identical；Each input terminal of the rimless combination type permanent-magnet synchronous motor 4 with the roll 2 is fixedly linked.Wherein, institute
It is same comprising rimless combination type permanent-magnet is connected with there are two the input terminal of the roll 2, each roll 2 to state cross wedge rolling mill roller
Walk motor 4.Bi-motor collective effect ensures the Accurate Shaping of workpiece during rolling.
Embodiment 3
As shown in figs. 7-9, preferred embodiments of the present invention are to provide what a kind of rimless combination type permanent-magnet synchronous motor directly drove
Cross wedge rolling mill roller, the present embodiment is similar with the structure and operation principle of embodiment 1 or 2, and it is different from embodiment 1 or 2 it
It is in there are air gaps 6, the both ends of the air gap 6 between stator base described in the present embodiment and the rotor pedestal also to divide
The sealing ring 61 that She You not be arranged in parallel at least two layers；It is in hook-like configuration to have a circle in the outer ring of the sealing ring 61 and inner ring
62, the ontology junction of the hook-like configuration 62 and the sealing ring 61 is embedded with the resilient balls 63 being distributed in a ring；It is described
The free end of hook-like configuration 62 is located in the space that multiple sealing rings 61 are formed, and the hook-like configuration 62 successively staggeredly with
The stator base and the rotor pedestal contact free.Gap, that is, air gap 6 between stator module and rotor assembly 7 is should not
Allow have what dust entered, driving motor sets sealing not between the stator module of rotation and rotor assembly at present, therefore right
Use environment has certain requirement, and the use scope of rimless combination type permanent-magnet synchronous motor can be expanded by adding sealing ring, i.e.,
May be used at environment it is more severe under conditions of.
Embodiment 4
As shown in Figure 10, preferred embodiments of the present invention are to provide the roller that a kind of rimless combination type permanent-magnet synchronous motor directly drives
Formula cross wedge rolling machine, the present embodiment is similar with the structure and operation principle of embodiment 1 or 2 or 3, and with embodiment 1 or 2 or 3 not
It is with part, is additionally provided with cooling device described in the present embodiment on stator module；The cooling device, which includes, to be circular layout
The cooling air channel 10 on cooling water pipe 9 and/or the stator base in the stator core, the cooling air channel 10
Direction is vertical with the Plane of rotation of the rotor assembly 7.The stator module 8 generates the magnetic field of rotation and drives the roll
Rotation, can supervene a large amount of heat, influence the normal operation of equipment, and the recirculated water in the cooling water pipe 9 will be set in time
The standby heat generated is taken out of, and secondly, the cooling air channel 10 can also take away partial heat, and assistant reinforcement cooling function makes
Equipment is kept for one and stablizes suitable temperature, and good cooling results ensure the stable of equipment.
The basic principles, main features and advantages of the invention have been shown and described above, while there has been shown and described that
The embodiment of the present invention, for the ordinary skill in the art, it is possible to understand that do not departing from the principle of the present invention and essence
A variety of change, modification, replacement and modification can be carried out to these embodiments, the scope of the present invention is by appended right in the case of god
It is required that and its equivalent restriction.
Claims (8)
1. the cross wedge rolling mill roller that a kind of rimless combination type permanent-magnet synchronous motor directly drives, includes work milling train and for driving
The driving motor of work milling train operation is stated, the work milling train includes rolling-mill housing, roll and for supporting the roll
Bearing support；It is characterized in that, the input terminal of the roll is directly driven using the driving motor；Of the roll
Number at least two；Bearing support is each equipped between the roll and the rolling-mill housing；The driving motor is rimless group
Box-like permanent magnet synchronous motor, includes rotor assembly and stator module；Wherein, the stator module is opposite with the rotor assembly,
The magnetic field that the stator module provides a rotation drives the rotor assembly rotation；The stator module is fixed on the milling train
In rack, the rotor assembly is connected at least one roll；The stator module includes stator base, stator core
And stator winding, the stator winding are wound in the stator core, the stator core is multiple integrally formed secter pats,
Each secter pat pours entirety for one, and the stator core is located at the axial direction and/or circumferential direction of the rotor assembly；Multiple institutes
Secter pat is stated around the axial direction of the rotor assembly and/or the circumferential annular spread for being in full circle ring or being evenly spaced on.
2. the cross wedge rolling mill roller that rimless combination type permanent-magnet synchronous motor according to claim 1 directly drives, which is characterized in that
The rotor assembly includes rotor pedestal and magnet steel substrate, and the magnet steel substrate is the permanent magnetism pasted or be embedded on rotor pedestal
Material；The rotor pedestal is connected with the roll；It the magnet steel substrate ring cloth and/or is distributed in week on the rotor pedestal, and
It is opposite with the stator winding.
3. the cross wedge rolling mill roller that rimless combination type permanent-magnet synchronous motor according to claim 2 directly drives, which is characterized in that
The stator module is axially arranged at least one layer of stator core along it, and every layer of stator core with the magnet steel substrate phase
To distribution.
4. the cross wedge rolling mill roller that rimless combination type permanent-magnet synchronous motor according to claim 2 directly drives, which is characterized in that
There are air gap between the stator base and the rotor pedestal, the both ends of the air gap further respectively have at least two layers and parallel set
The sealing ring put；There is a circle in the outer ring of the sealing ring and inner ring in hook-like configuration, the hook-like configuration and the sealing ring
Ontology junction be embedded with the resilient balls being distributed in a ring；The free end of the hook-like configuration is located at multiple sealing rings
In the space of formation, and the hook-like configuration interlocks and the stator base and the rotor pedestal contact free successively.
5. the cross wedge rolling mill roller that rimless combination type permanent-magnet synchronous motor according to claim 1 directly drives, which is characterized in that
The quantity of the rimless combination type permanent-magnet synchronous motor is identical with the quantity of the roll；Each rimless combination type permanent-magnet is same
Input terminal of the motor with the roll is walked to be fixedly linked.
6. the cross wedge rolling mill roller that rimless combination type permanent-magnet synchronous motor according to claim 1 directly drives, which is characterized in that
The quantity of the rimless combination type permanent-magnet synchronous motor is less than the quantity of the roll；The rimless combination type permanent-magnet synchronous motor
It is fixedly linked respectively with the input terminal of roll one-to-one correspondence, the remaining roll is connected by intermediate transmission component.
7. the cross wedge rolling mill roller that rimless combination type permanent-magnet synchronous motor according to claim 6 directly drives, which is characterized in that
The intermediate transmission component includes the gear with the idle pulley external toothing respectively of an idle pulley and two；The gear with it is right
The roll answered is connected, and the idle pulley and the rolling-mill housing are by the swivel bearing that is sequentially connected and for circumferentially moving
Movable axis is flexibly connected, and the axle center of the movable axis is overlapped with the center of the idle pulley；The movable axis is in the rolling-mill housing
Circumferential moving track on move and fixed the movable axis and the rolling-mill housing using the locating piece that is mutually inclined；It is described
The center of idle pulley is located on the central axes of two gears, and the direction that is adjusted circumferentially of the idle pulley is weighed with the central axes
It closes.
8. the cross wedge rolling mill roller that rimless combination type permanent-magnet synchronous motor according to claim 1 directly drives, which is characterized in that
Cooling device is additionally provided on the stator module；The cooling device includes the cooling being circular layout in the stator core
Cooling air channel on water pipe and/or the stator base, the direction of the cooling air channel and the Plane of rotation of the rotor assembly
Vertically.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810094552.1A CN108246808A (en) | 2018-01-31 | 2018-01-31 | The cross wedge rolling mill roller that rimless combination type permanent-magnet synchronous motor directly drives |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810094552.1A CN108246808A (en) | 2018-01-31 | 2018-01-31 | The cross wedge rolling mill roller that rimless combination type permanent-magnet synchronous motor directly drives |
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| CN108246808A true CN108246808A (en) | 2018-07-06 |
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| CN201810094552.1A Pending CN108246808A (en) | 2018-01-31 | 2018-01-31 | The cross wedge rolling mill roller that rimless combination type permanent-magnet synchronous motor directly drives |
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| CN (1) | CN108246808A (en) |
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Application publication date: 20180706 |
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