CN104485794B - A kind of disc type sprocket wheel kirsite motor - Google Patents
A kind of disc type sprocket wheel kirsite motor Download PDFInfo
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- CN104485794B CN104485794B CN201510007907.5A CN201510007907A CN104485794B CN 104485794 B CN104485794 B CN 104485794B CN 201510007907 A CN201510007907 A CN 201510007907A CN 104485794 B CN104485794 B CN 104485794B
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- sprocket wheel
- stator
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- end cap
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- 238000005452 bending Methods 0.000 claims abstract description 63
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 39
- 239000000498 cooling water Substances 0.000 claims abstract description 34
- 241000239290 Araneae Species 0.000 claims abstract description 18
- 229910000831 Steel Inorganic materials 0.000 claims description 14
- 239000000463 material Substances 0.000 claims description 14
- 239000010959 steel Substances 0.000 claims description 14
- 239000012535 impurity Substances 0.000 claims description 8
- 229910001297 Zn alloy Inorganic materials 0.000 claims description 6
- 238000006073 displacement reaction Methods 0.000 claims description 6
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- 229910052802 copper Inorganic materials 0.000 claims description 4
- 229910052748 manganese Inorganic materials 0.000 claims description 4
- 239000000203 mixture Substances 0.000 claims description 4
- 229910052759 nickel Inorganic materials 0.000 claims description 4
- 229910052721 tungsten Inorganic materials 0.000 claims description 4
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- 241000271559 Dromaiidae Species 0.000 abstract description 3
- 230000003137 locomotive effect Effects 0.000 abstract description 3
- 238000000034 method Methods 0.000 description 11
- 238000010586 diagram Methods 0.000 description 7
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- 238000005516 engineering process Methods 0.000 description 4
- 230000003321 amplification Effects 0.000 description 3
- 238000010438 heat treatment Methods 0.000 description 3
- 238000003199 nucleic acid amplification method Methods 0.000 description 3
- 238000005057 refrigeration Methods 0.000 description 3
- 239000010935 stainless steel Substances 0.000 description 3
- 229910001220 stainless steel Inorganic materials 0.000 description 3
- 230000009977 dual effect Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000003754 machining Methods 0.000 description 2
- 238000000465 moulding Methods 0.000 description 2
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Classifications
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K16/00—Machines with more than one rotor or stator
- H02K16/04—Machines with one rotor and two stators
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K1/00—Details of the magnetic circuit
- H02K1/06—Details of the magnetic circuit characterised by the shape, form or construction
- H02K1/22—Rotating parts of the magnetic circuit
- H02K1/28—Means for mounting or fastening rotating magnetic parts on to, or to, the rotor structures
- H02K1/30—Means for mounting or fastening rotating magnetic parts on to, or to, the rotor structures using intermediate parts, e.g. spiders
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K15/00—Methods or apparatus specially adapted for manufacturing, assembling, maintaining or repairing of dynamo-electric machines
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K29/00—Motors or generators having non-mechanical commutating devices, e.g. discharge tubes or semiconductor devices
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K5/00—Casings; Enclosures; Supports
- H02K5/04—Casings or enclosures characterised by the shape, form or construction thereof
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K5/00—Casings; Enclosures; Supports
- H02K5/04—Casings or enclosures characterised by the shape, form or construction thereof
- H02K5/20—Casings or enclosures characterised by the shape, form or construction thereof with channels or ducts for flow of cooling medium
-
- 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
Abstract
The present invention relates to a kind of EMUs locomotive definite-purpose motor, a kind of disc type sprocket wheel kirsite motor, drive end bearing bracket and rear end cap are respectively fixedly connected with on face, motor housing rear and front end, rotor field spider is fixedly connected on machine shaft, machine shaft is respectively supported on drive end bearing bracket and rear end cap by fore bearing and rear bearing, it is characterized in that: the first stator is fixedly connected on the inner face of rear end cap, second stator is fixedly connected on the inner face of drive end bearing bracket, rotor field spider is fixed with permanent magnet between the first stator and the second stator；There are cooling water built-in pipe and water inlet pipe joint and water outlet pipe joint on rear end cap, drive end bearing bracket also has cooling water built-in pipe and water inlet pipe joint and water outlet pipe joint；Equipped with bearing bonnet on rear end cap, drive end bearing bracket is fixed with bending resistance component, Front Cover Bearing hole that drive end bearing bracket is stretched in the component for adjusting ring the inner on bending resistance component the fore bearing propping up on drive end bearing bracket；Needle bearing is had between bending resistance component outer end and output chain gear.
Description
Technical field
The present invention relates to a kind of EMUs locomotive definite-purpose motor, have dimensional space and service life dual harshness to want
Ask, be specifically related to a kind of disc type sprocket wheel kirsite motor.
Background technology
EMU has special rigors, e.g., high pulling torque, low noise, bending resistance to the motor performance of trailer system
Square and heat radiation efficiently etc., to this end, European and American developed countries mostly use various water-cooling structure mode to improve.Existing disc type
Brushless electric machine has a set of stator and rotor, wants to significantly improve power, just can only strengthen the diameter of disc type electric machine, but this
Solution also has drawback, if because the diameter of disc type electric machine is made very big, cannot install or use in some occasion.With
Time, between stator and the permanent magnet of this kind of motor, gap is the least, if not adjusting the position between them when of processing
Putting, the when of operating, permanent magnet is easy to collide with stator, causes motor to rotate, and is easily broken into pieces by permanent magnet, permanent magnet
Cost is that comparison is high, the most easily causes damage；If the precision by machining ensures the gap between them, then to process essence
Degree requires the highest and cost high.And, the heat 95% of this kind of motor comes out from stator, by fan coolling, dissipates
Thermal effect is poor, and the brushless electric machine also having is to process cooling duct in end cap, but the processing work of this brushless electric machine end cap
Skill is complicated and life-time service easily cracks, and causes coolant seepage.Additionally, motor is except exporting with associated mode
Outward, machine shaft is solely subjected to pure torsion.It is that the torsional forces mode being attended by radially moment of flexure exports, such as: sprocket wheel etc. time more
Deng.In the case of equal-wattage and rotating speed, the machine shaft diameter of carrying bending synthesis is that the machine shaft of carrying pure torsion is straight
More than the twice in footpath just can ensure that enough safety coefficients.Therefore, in order to allow machine shaft can also bear bending moment force, it has to
Being increased exponentially by machine shaft diameter, ultimately result in series of malpractice: motor bearings linear velocity also increases exponentially, self in-fighting becomes
Increasing again, in-fighting causes caloric value to increase exponentially.
Summary of the invention
For not enough present on prior art, the present invention seeks to be to provide one can significantly improve power and need not
The disc brushless high pulling torque motor of dilated diameter, is substituted air-cooled by forced water circulation cooling, and machine shaft is solely subjected to pure torsion, increases
If bending resistance component shares moment of flexure load, this to dimensional space to adapt to EMUs locomotive to reduce the diameter dimension of machine shaft
And there is the special occasions of dual rigors in service life.
To achieve these goals, the present invention is to realize by the following technical solutions:
A kind of disc type sprocket wheel kirsite motor, turns including motor housing, drive end bearing bracket, rear end cap, rotor field spider, motor
Axle, fore bearing, rear bearing, permanent magnet, the second stator and the first stator and output chain gear, described drive end bearing bracket and described
Rear end cap is respectively fixedly connected with on face, motor housing rear and front end, and described rotor field spider is fixedly connected on described motor and turns
On axle, described machine shaft is respectively supported at described drive end bearing bracket and described by described fore bearing and described rear bearing
Rear end cap on, as improvement: the first described stator is fixedly connected on the inner face of described rear end cap, described second
Stator is fixedly connected on the inner face of described drive end bearing bracket, described rotor field spider is fixed with described permanent magnet and is positioned at
Between the first described stator and the second stator；Cooling water built-in pipe and water inlet pipe joint and water outlet is had on described rear end cap
Pipe joint, described drive end bearing bracket also has cooling water built-in pipe and water inlet pipe joint and water outlet pipe joint；Described rear end cap
On be fixed by screws on described rear end cap equipped with bearing bonnet, described bearing bonnet, described bearing bonnet is inner
Stretch into the bonnet dead eye on described rear end cap and prop up described rear bearing；Described drive end bearing bracket is fixed with bending resistance component,
Described bending resistance component is fixed by screws on described drive end bearing bracket, and Front Cover Bearing hole is stretched into also in described bending resistance component the inner
Prop up described fore bearing, between described bending resistance component outer end and described output chain gear, have needle bearing；Described bending resistance
Component entirety uses high strength zinc alloy Steel material, elementary composition by following percentage by weight of this kirsite Steel material: Zn:
12～13%, Cu:8～9%, W:6.4～6.6%, Ni:4.3～4.4%, Cr:3.2～3.3%, C:1.1～1.3%, Ti:2.1～
2.2%, Co:1.3～1.4%, surplus is Fe and inevitable impurity；The weight percent content of described impurity is: Sn is less than
0.05%, Si less than 0.20%, Mn less than 0.25%, S less than 0.0l%, P less than 0.015%；Described kirsite Steel material master
The performance parameter is wanted to be: tensile strength is 384～386MPa.
As improving further: described rotor field spider entirety includes axle sleeve shoulder, spoke and external toroidal ring, the most adjacent two
Between described spoke, clearance fit has described permanent magnet；On the periphery wall of described axle sleeve shoulder, there is flange bracket, support
Flange both sides have parting of baffle bolt to match with the through screw on described flange bracket respectively magnet baffle plate to be fixed on institute
The outer of magnet baffle plates on the flange bracket two sides stated and described exceeds 5 to 6 millimeters, the outer of described flange bracket,
Described external toroidal ring has a radial screw bore, outside described permanent magnet on two the most adjacent described spoke centres
End is by the screw fastened that presses closer being screwed in described radial screw bore, and the inner of described permanent magnet is by described flange bracket two
The described magnet baffle plate of side grips；The magnet baffle plate that described permanent magnet is fan-shaped or trapezoidal, described is semicircular ring
Shape or annular.
As improving further: described rear end cap is provided with the bonnet stator hole equal with spoke quantity, each bonnet is fixed
Have first to determine screw among sub-aperture to be fixedly connected on the inner face of described rear end cap by the first described stator；
The centre of the inside and outside both ends of the surface of described rear end cap pre-buried a described cooling water built-in pipe, described rear end
The spacing of the cooling water built-in pipe and the described bonnet stator hole that cover is spiraled layout more than or equal to a centimetre cincture, described after
Cooling water built-in pipe two ends on end cap connect the water inlet pipe joint on described rear end cap and water outlet pipe joint.
As improving further: described drive end bearing bracket also is provided with the protecgulum stator hole equal with spoke quantity, each protecgulum
Have second to determine screw among stator hole to be fixedly connected on the inner face of described drive end bearing bracket by the second described stator；
The centre of the inside and outside both ends of the surface of described drive end bearing bracket the most pre-buried the cooling water built-in pipe described in another, described
The spacing of cooling water built-in pipe and described protecgulum stator hole on drive end bearing bracket is spiraled layout more than or equal to a centimetre cincture, described
Drive end bearing bracket on cooling water built-in pipe two ends connect the water inlet pipe joint on described drive end bearing bracket and water outlet pipe joint.
As improving further: the component inner bore of step of described bending resistance component is overhanging with the rotating shaft of described machine shaft
Rotational clearance, the outer bearing of described bending resistance component is had to prop up the needle roller inner ring held round on fixed described needle bearing between Duan
Endoporus, the cylindrical of the needle roller outer ring on described needle bearing is fixed on the sprocket wheel stepped hole inner round wall of described output chain gear
On, described sprocket wheel stepped hole bottom surface has between the axle head spline on sprocket wheel splined hole and described machine shaft for spline tooth circle
The axially slidable cooperation of week engagement, the end face of described axle head spline has axle head screw, axle head screw is combined with step
Backing-up screw limits the axial displacement of axial positioning retainer ring, and axial positioning retainer ring outer rim position is fixed on described sprocket wheel spline
In outer end of hole plane, then limit the axial displacement of described output chain gear.
As improving further: there is locking catch axially to position gear with described on described axial positioning retainer ring lateral surface
Circle together, is fixed on the outer transverse plane of described sprocket wheel splined hole by back-up ring screw；Described locking catch has catch corner edges
It is close on any one flat limit on two flat side bumper shoulder caps of described step backing-up screw.
As improving further: have the multiple chainwheel tooth of 6 to 8 rows, described output chain on described output chain gear cylindrical
Wheel has sprocket wheel end face screw on outer face, described sprocket wheel stepped hole has sprocket wheel escape and sprocket wheel draw-in groove, in sprocket wheel draw-in groove
Clearance fit has sprocket hole snap ring, and described position, sprocket wheel stepped hole base angle is placed with sprocket wheel adjusting ring, described needle roller
Both sides, outer ring against described sprocket hole snap ring and described sprocket wheel adjusting ring respectively.
As improving further: have component flange on described bending resistance component, have inside component flange outside component for adjusting ring
It is interference fits between round and described Front Cover Bearing hole；Component for adjusting ring cylindrical and described outer bearing prop up between holding round to be had
The axiality relation of Pyatyi tolerance grade；Described outer bearing props up to hold round component escape and component annular groove, structure respectively
In part annular groove, clearance fit has members shaft snap ring, described needle roller inner ring both sides to against members shaft snap ring and described respectively
The component escape shaft shoulder on；Protecgulum concave station face, protecgulum concave station is had to have 5 to 6 protecgulums on face on described drive end bearing bracket lateral surface
Screw, described component flange has 5 to 6 component pillow holes corresponding with described protecgulum screw；Described protecgulum concave station face
And there is between described Front Cover Bearing hole the perpendicularity relation of Pyatyi tolerance grade.
As improving further: have bonnet concave station face, bonnet concave station to have 5 to 6 on face on described rear end cap lateral surface
Bonnet screw, described bearing bonnet has screw match with described bonnet screw and described bearing bonnet is fixed on institute
On the bonnet concave station face stated.
The method have the advantages that
Owing to being respectively fixedly connected with the first stator and the second stator on the inner face of drive end bearing bracket and rear end cap, and first
Stator and the second stator lay respectively at the both sides of rotor field spider, it is simply that in the case of original single stator single rotor, add
Stator module, becomes Double-stator motor, is equivalent to be two motor parallel work, thus has significantly improved power and need not add
Major diameter；
By arranging cooling water built-in pipe water channel in drive end bearing bracket and rear end cap, the heat taken away in the unit interval is air-cooled
Two to three times, refrigeration is more preferable.
Cooling water built-in pipe is that the most pre-buried motor housing that casts in of L stainless steel tube molding in advance with high-temperature stability is justified
Cylinder position, whole process does not has any seam, and current are unimpeded, it is not easy to dirt.
Rotational clearance is had between the component inner bore of step of bending resistance component and overhanging section of the rotating shaft of machine shaft, bending resistance component
Outer bearing props up the endoporus of the needle roller inner ring held round on fixed needle bearing, and the cylindrical of the needle roller outer ring on needle bearing is fixed on
On the sprocket wheel stepped hole inner round wall of output chain gear, the sprocket wheel stepped hole bottom surface of output chain gear there are sprocket wheel splined hole and machine shaft
On axle head spline between be the axially slidable cooperation of spline tooth circumferential engagement.Said structure design achieve machine shaft with
Only transmitting moment of torsion between output chain gear, the moment of flexure load on output chain gear is entirely and is delivered to bending resistance component by needle bearing
On.
Bending resistance component entirety uses high strength zinc alloy Steel material, possesses good rigidity resistance to deformation.
Outside component flange, outer bearing props up to hold round and has the same of Pyatyi tolerance grade between component for adjusting ring cylindrical
Axle degree relation, it is ensured that machine shaft and output chain gear also have axiality relation, it is achieved the steady coaxial rotating of output chain gear.
Motor front end cover arranges bending resistance component, has shared all of moment of flexure load so that machine shaft is solely subjected to pure
Moment of torsion, the machine shaft diameter under equal-wattage can reduce half, finally realizes motor entirety and has breakthrough compact.
Accompanying drawing explanation
Fig. 1 is the overall structure partial cutaway schematic of the present invention.
Fig. 2 is the side view in Fig. 1 from bearing bonnet 33 side.
Fig. 3 is rotor field spider 100 part drawing in Fig. 1.
Fig. 4 is the A-A profile in Fig. 3.
Fig. 5 is the enlarged local section schematic diagram at position residing for the bending resistance component 80 in Fig. 1 and output chain gear 90.
Fig. 6 is local amplification profile schematic diagram again in Fig. 5.
Fig. 7 is output chain gear 90 side view diagram in Fig. 5.
Fig. 8 is the output chain gear 90 enlarged local section schematic diagram in Fig. 5.
Fig. 9 is the bending resistance component 80 enlarged local section schematic diagram in Fig. 5.
Figure 10 is the rear end cap 30 amplification profile schematic diagram in Fig. 1.
Figure 11 is the drive end bearing bracket 20 amplification profile schematic diagram in Fig. 1.
Figure 12 is the generalized section that bending resistance component 80 is processed by special clamping apparatus clamping.
Figure 13 is Fig. 2 left side view.
Figure 14 is the left expansion set 15 in Figure 12 or the generalized section of right expansion set 16.
Figure 15 is Figure 14 right side view.
Figure 16 is Figure 14 left side view.
Detailed description of the invention
The present invention is described in detail below in conjunction with the accompanying drawings with detailed description of the invention；A kind of disc type sprocket wheel kirsite motor,
Including motor housing 10, drive end bearing bracket 20, rear end cap 30, rotor field spider 100, machine shaft 40, fore bearing 25, rear bearing 35, forever
Magnet the 50, second stator 51 and the first stator 52 and output chain gear 90, drive end bearing bracket 20 and rear end cap 30 are respectively fixedly connected with
On face, motor housing 10 rear and front end, rotor field spider 100 is fixedly connected at the maximum gauge on machine shaft 40 and has flat key
14 transmission moments of torsion, machine shaft 40 is respectively supported on drive end bearing bracket 20 and rear end cap 30 by fore bearing 25 and rear bearing 35, front
Front screw 21 is had to be fixed on motor housing 10 front end face on end cap 20, fixed front axle on the Front Cover Bearing hole 24 of drive end bearing bracket 20
Hold 25 cylindricals, the fore bearing section 45 of the fixed machine shaft of fore bearing 25 endoporus 40；Rear screw 31 is had to be fixed on rear end cap 30
On motor housing 10 rear end face, fixed rear bearing 35 cylindrical on the bonnet dead eye 34 of rear end cap 30, rear bearing 35 endoporus is solid
Determine the rear bearing section 43 of machine shaft 40；Motor housing 10 cylindrical side has wiring boss 105, wiring boss 105 outer end to have
Wiring end cover 106, wiring end cover 106 is fixed with lead-in wire runners 104, and cable 55 passes through and is positioned at drawing on wiring end cover 106
Stitch seat 104 is also connected to external control power supply, as improvement: the first stator 52 is fixedly connected on the inner face of rear end cap 30
On, the second stator 51 is fixedly connected on the inner face of drive end bearing bracket 20, rotor field spider 100 is fixed with permanent magnet 50 and is positioned at
Between one stator 52 and the second stator 51；Cooling water built-in pipe 88 and water inlet pipe joint 79 and water outlet adapter is had on rear end cap 30
78, drive end bearing bracket 20 also has cooling water built-in pipe 88 and water inlet pipe joint 79 and water outlet pipe joint 78；Fill on rear end cap 30
Having bearing bonnet 33, bearing bonnet 33 to be fixed by screws on rear end cap 30, bearing bonnet 33 the inner is stretched on rear end cap 30
Bonnet dead eye 34 and prop up rear bearing 35；Drive end bearing bracket 20 is fixed with bending resistance component 80, and bending resistance component 80 is fixed by screw
On drive end bearing bracket 20, bending resistance component 80 the inner is stretched into Front Cover Bearing hole 24 and props up fore bearing 25, and bending resistance component 80 outer end is with defeated
Go out and between sprocket wheel 90, have needle bearing 60；Bending resistance component 80 is overall uses high strength zinc alloy Steel material, this kirsite Steel material
Elementary composition by following percentage by weight: Zn:12～13%, Cu:8～9%, W:6.4～6.6%, Ni:4.3～4.4%, Cr:
3.2～3.3%, C:1.1～1.3%, Ti:2.1～2.2%, Co:1.3～1.4%, surplus is Fe and inevitable impurity；Institute
The weight percent content stating impurity is: Sn less than 0.05%, Si less than 0.20%, Mn less than 0.25%, S is less than 0.0l%, P
Less than 0.015%；Described kirsite Steel material Specifeca tion speeification is: tensile strength is 384～386MPa.
As improving further: rotor field spider 100 entirety includes axle sleeve shoulder 103, spoke 108 and external toroidal ring 101, the most adjacent
Two spokes 108 between clearance fit have permanent magnet 50；On the periphery wall of axle sleeve shoulder 103, there is flange bracket 109, Support Method
Blue 109 both sides have parting of baffle bolt 67 to match with the through screw 107 on flange bracket 109 to be fixed by magnet baffle plate 32 respectively
On flange bracket 109 two sides, and the outer of magnet baffle plate 32 is beyond 5 to 6 millimeters, the outer of flange bracket 109, external toroidal ring
101 have a radial screw bore 18 on two the most adjacent spoke 108 centres, and the outer end of permanent magnet 50 is by being screwed in radially spiral shell
Pressing closer screw 19 tightening in pit 18, the inner of permanent magnet 50 is gripped by the magnet baffle plate 32 of flange bracket 109 both sides；
Permanent magnet 50 is fan-shaped or trapezoidal, and magnet baffle plate 32 is semi-circular shape or annular.
As improving further: rear end cap 30 is provided with the bonnet stator hole 37 equal with spoke 108 quantity, each bonnet is fixed
Have first to determine screw 11 among sub-aperture 37 to be fixedly connected on the inner face of rear end cap 30 by first stator 52；
The centre of the inside and outside both ends of the surface of rear end cap 30 the most pre-buried a cooling water built-in pipe 88, the cooling on rear end cap 30
The spacing of water built-in pipe 88 and bonnet stator hole 37 is spiraled layout more than or equal to 5 centimetres of cinctures, the cooling water on rear end cap 30
Built-in pipe 88 two ends connect the water inlet pipe joint 79 on rear end cap 30 and water outlet pipe joint 78.
As improving further: drive end bearing bracket 20 also is provided with the protecgulum stator hole 17 equal with spoke 108 quantity, each protecgulum
Have second to determine screw 12 among stator hole 17 to be fixedly connected on the inner face of drive end bearing bracket 20 by second stator 51；
The centre of the inside and outside both ends of the surface of drive end bearing bracket 20 the most pre-buried another cooling water built-in pipe 88, cold on drive end bearing bracket 20
But the spacing of water built-in pipe 88 and protecgulum stator hole 17 is spiraled layout more than or equal to 5 centimetres of cinctures, the cooling on drive end bearing bracket 20
Water built-in pipe 88 two ends connect the water inlet pipe joint 79 on drive end bearing bracket 20 and water outlet pipe joint 78.
As improving further: the component inner bore of step 84 of bending resistance component 80 and the rotating shaft of machine shaft 40 overhanging section 46 it
Between have rotational clearance 48, the outer bearing of bending resistance component 80 to prop up the interior of the needle roller inner ring 68 that holds round on 89 fixed needle bearings 60
Hole, the cylindrical of the needle roller outer ring 69 on needle bearing 60 is fixed on sprocket wheel stepped hole 96 inner round wall of output chain gear 90, described
Have on sprocket wheel stepped hole 96 bottom surface between the axle head spline 49 on sprocket wheel splined hole 94 and machine shaft 40 and nibble for spline tooth circumference
The axially slidable cooperation closed, the end face of axle head spline 49 has axle head screw 47, axle head screw 47 is combined with step locking
Screw 74 limits the axial displacement of axial positioning retainer ring 70, and axial positioning retainer ring 70 outer rim position is fixed on sprocket wheel splined hole 94
On outer transverse plane, then limit the axial displacement of output chain gear 90.
As improving further: axially have locking catch 71 and axial positioning retainer ring 70 1 on positioning retainer ring 70 lateral surface
Rise, be fixed on the outer transverse plane of sprocket wheel splined hole 94 by back-up ring screw 77；Locking catch 71 has catch corner edges 72 to be close to platform
On any one flat limit on two flat side bumper shoulder caps 73 of rank backing-up screw 74.
As improving further: have the multiple chainwheel tooth 99 of 6 to 8 rows, output chain gear 90 outer end on output chain gear 90 cylindrical
There is sprocket wheel end face screw 97 on face, sprocket wheel stepped hole 96 has sprocket wheel escape 93 and sprocket wheel draw-in groove 98, sprocket wheel draw-in groove 98 is lived
Move and be combined with sprocket hole snap ring 91, position, sprocket wheel stepped hole 96 base angle is placed with sprocket wheel adjusting ring 92,69 liang, needle roller outer ring
Side againsts sprocket hole snap ring 91 and sprocket wheel adjusting ring 92 respectively.
As improving further: have component flange 87 on bending resistance component 80, the component for adjusting ring 82 inside component flange 87
It it is interference fits between cylindrical and Front Cover Bearing hole 24；Component for adjusting ring 82 cylindrical and outer bearing prop up to hold round has Pyatyi between 89
The axiality relation of tolerance grade；Outer bearing props up to hold round component escape 83 and component annular groove 81, component card respectively on 89
In annular groove 81, clearance fit has members shaft snap ring 86, and needle roller inner ring 68 both sides against members shaft snap ring 86 respectively and component moves back
On cutter groove 83 shaft shoulder；There is protecgulum concave station face 29 on drive end bearing bracket 20 lateral surface, protecgulum concave station face 29 have 5 to 6 protecgulum screws 27,
There are 5 to 6 component pillow holes 85 corresponding with protecgulum screw 27 on component flange 87；Component screw 28 passes through component pillow hole 85 with front
Lid screw 27 matches, and is fixed on by bending resistance component 80 on protecgulum concave station face 29；Protecgulum concave station face 29 and Front Cover Bearing hole 24 it
Between there is the perpendicularity relation of Pyatyi tolerance grade.
As improving further: have bonnet concave station face 75 on rear end cap 30 lateral surface, bonnet concave station face 75 has 5 to 6
Bonnet screw 65, bearing bonnet 33 has screw match bearing bonnet 33 with bonnet screw 65 and is fixed on bonnet concave station face 75
On.
In embodiment, 8 front screws 21 pass through the protecgulum housing hole 39 on drive end bearing bracket 20
Drive end bearing bracket 20 is fixed on motor housing 10 front end face, and after 8, screw 31 passes through the bonnet housing hole on rear end cap 30
Rear end cap 30 is fixed on motor housing 10 rear end face by 38.
Bending resistance component 80 is overall uses high strength zinc alloy Steel material, and this kirsite Steel material is by following percentage by weight
Elementary composition: Zn:12.5%, Cu:8.5%, W:6.5%, Ni:4.35%, Cr:3.25%, C:1.2%, Ti:2.15%, Co:
1.35%, surplus is Fe and inevitable impurity；The weight percent content of described impurity is: Sn is 0.04%, Si is
0.18%, Mn be 0.23%, S be 0.009%, P be 0.012%；Kirsite Steel material Specifeca tion speeification is: every cubic centimetre
Density is 7.9 grams；Tensile strength is 385MPa.
One key technology of the present invention is: have cooling water built-in pipe 88 on drive end bearing bracket 20 and rear end cap 30 respectively, and front
Have respectively into water pipe joint 79 and water outlet pipe joint 78 on end cap 20 and rear end cap 30.Rear end cap 30 and drive end bearing bracket 20 inside and outside
Thickness between both ends of the surface is 24 millimeters, and cooling water built-in pipe 88 uses the stainless steel seamless pipe of diameter 10 millimeters around spiraling cloth
Put.
The cooling water built-in pipe 88 being positioned on drive end bearing bracket 20 is more than or equal to 5 centimetres of cinctures with the spacing of protecgulum stator hole 17
Spiral layout, it is ensured that the generation that will not cross between cooling water built-in pipe 88 and protecgulum stator hole 17 is leaked, and cooling water is pre-buried
Pipe 88 two ends connect the water inlet pipe joint 79 on drive end bearing bracket 20 and water outlet pipe joint 78；
The cooling water built-in pipe 88 being positioned on rear end cap 30 is more than or equal to 5 centimetres of rings with the spacing of bonnet stator hole 37
Around layout of spiraling, cooling water built-in pipe 88 two ends connect the water inlet pipe joint 79 on rear end cap 30 and water outlet pipe joint 78, really
The cold insulation generation that but will not cross between water built-in pipe 88 and bonnet stator hole 37 is leaked.
Another key technology of the present invention is: is positioned at outer bearing outside component flange 87 among bending resistance component 80 and props up and hold round
The error that axiality is 100 millimeters of unit sizes between 89 and component for adjusting ring 82 cylindrical is less than or equal to 0.01 millimeter, closely
It is similar to absolute concentric shafts.Prop up in order to ensure the outer bearing on bending resistance component 80 to hold round and have between 89 and component for adjusting ring 82 cylindrical
Axiality in high precision, uses following process steps:
One, special clamping apparatus set-up procedure:
(1) pole 44 two ends have the left central hole of pole 41 and the right central hole of pole 42, concentric pole 44 cylindrical respectively with one heart
That disposable fine grinding forms centered by the left central hole of pole 41 central hole right with pole 42, it is ensured that with one heart pole 44 cylindrical be with
Centered by the left central hole of pole 41 and the right central hole of pole 42；
(2) left expansion set 15 and right expansion set 16 all include: opening biconical outer ring 56, opening biconical inner ring 57, unthreaded hole cone carve ring
58, screw cone carves ring 59 and plane bearing 54 and expansion set bolt 53；
When expansion set bolt 53 pass through plane bearing 54 successively and unthreaded hole cone carve ring 58 carve ring 59 rotatable engagement with screw cone time,
Ring 58 can be carved with Synchronization Control unthreaded hole cone and screw cone is carved between ring 59 close to each other, respectively by the most swollen for opening biconical outer ring 56
Stretching component inner bore of step 84 and hold concentric pole 44 cylindrical tightly by the most swollen for opening biconical inner ring 57；
(3) heart-shaped fixture 66 is shaped as " V " font combination semicircle, has fixture boss above heart-shaped fixture 66 semicircle
63, fixture boss 63 one side has between fixture cross bar 61, fixture boss 63 and heart-shaped fixture 66 semicircle and have fixture spiral shell
Hole 64 is through, and fixture bolt 62 passes through fixture screw 64 can be fixed on " V " word of heart-shaped fixture 66 by the workpiece of different-diameter
On shape both sides.
Two, roughing and heat treatment process:
(1) being processed according to drawing dimensional requirement by bending resistance component 80, wherein outer bearing props up and holds round the 89 monolateral chis of outer round surface
Very little more than drawing requirement 0.3 to 0.4 millimeter, remaining dimensioned, to reserved 0.2 to 0.3 millimeter of fine grinding surplus, retains structure simultaneously
Part inner bore of step 84 is not processed；
(2) bending resistance component 80 being carried out modifier treatment, obtaining Rockwell hardness HRC is 55.5 degree；Tensile strength is
285MPa。
Three, lapping process:
(1) by through roughing and complete the bending resistance component 80 of heat treatment and carry out preprocessing, in addition outside bearings circle 89
On the basis of the while of circular surfaces and component for adjusting ring 82 outer round surface, tooling member inner bore of step 84 to drawing dimensional requirement；
(2) swelling connects, and is respectively fitted over outside concentric pole 44 the opening biconical outer ring 56 of left expansion set 15 and right expansion set 16
Circle, is respectively aligned to component inner bore of step 84 near two ends by the opening biconical inner ring 57 of left expansion set 15 and right expansion set 16, and a left side is swollen
Expansion set bolt on set 15 and right expansion set 16 is tightened respectively so that the unthreaded hole cone on left expansion set 15 and right expansion set 16 carves ring 58 and spiral shell
Hole cone is carved between ring 59 close to each other, respectively by outside for opening biconical outer ring 56 swollen stretching component inner bore of step 84 and by opening
Bipyramid inner ring 57 is the most swollen holds concentric pole 44 cylindrical tightly；
(3) the fixture bolt 62 on heart-shaped fixture 66 passes through fixture screw 64 tightening and is fixed by concentric pole 44 cylindrical
On " V " font both sides of heart-shaped fixture 66；
(4) by the left central hole of pole 41 on concentric pole 44 and the right central hole of pole 42 respectively with grinding machine head stock central term
Cone and grinding machine afterbody addendum cone, then fixture cross bar 61 hasp on heart-shaped fixture 66 is lived grinding machine head stock rotating disk so that bending resistance component 80
Can along with the rotation of grinding machine head stock rotating disk synchronous rotary；
(5) advance finishing wheel by component for adjusting ring 82 fine grinding cylinder to size required by drawing；Exit finishing wheel to move
Prop up to outer bearing and hold round 89 positions, advance finishing wheel to be propped up by outer bearing and hold round 89 fine grinding cylinder to size required by drawing, extremely
This, be positioned at the component for adjusting ring 82 of component flange 87 both sides and outer bearing props up and holds round 89 and once clamp lapping process and complete, it is to avoid
Conventional machining is positioned at the component for adjusting ring 82 of component flange 87 both sides and outer bearing props up and holds round 89 and have to turn around twice to clamp
The not coaxial error that brought of processing technique program, it is achieved that outside the key technology of the present invention is in outside component flange 87
The error that axiality is 100 millimeters of unit sizes between bearings circle 89 and component for adjusting ring 82 cylindrical is less than or equal to
0.01 millimeter.
Four, overall package
Rotor field spider 100 is integrally placed to heated at constant temperature 24 minutes in 200 degree of air, is allowed to slightly expand, by eight pieces
Permanent magnet 50 is totally placed in constant temperature in subzero 100 degree of air and freezes 12 minutes, is allowed to slightly shrink, by the permanent magnetism after refrigeration
In space between the most adjacent two spoke 108 that body 50 is placed sequentially on the rotor field spider after heating 100, can accomplish
Interference fits, can avoid again damaging in installation process.
The inner both sides of permanent magnet 50 have parting of baffle bolt 67 to be clamped on flange bracket 109 by magnet baffle plate 32,
Press closer screw 19 and radial screw bore 18 rotatable engagement, and pass through radial screw bore 18 by permanent magnet 50 tightening firmly, safer
Insurance.
Committed step:
(1) bending resistance component 80 is installed
Transition at component for adjusting ring 82 on bending resistance component 80 and the nearly outer end, Front Cover Bearing hole 24 on drive end bearing bracket 20 is joined
Close, and match with the protecgulum screw 27 on drive end bearing bracket 20 in the component pillow hole 85 passed through on bending resistance component 80 with component screw 28,
It is close to fix with the protecgulum concave station face 29 on drive end bearing bracket 20 by the component flange 87 on bending resistance component 80 so that on bending resistance component 80
Component inner bore of step 84 and overhanging section of 46 outlines of rotating shaft of machine shaft 40 between have the rotational clearance 48 of a millimeter.
(2) needle roller outer ring 69 is installed
First sprocket wheel adjusting ring 92 matched in clearance put among the sprocket wheel stepped hole 96 on output chain gear 90 and cross sprocket wheel
Escape 93 is attached on sprocket hole bottom surface 95；Again by needle roller outer ring 69 interference 0.01 millimeter on NA type separate type needle bearing 60
Coordinate among the sprocket wheel stepped hole 96 on press-in output chain gear 90, then sprocket hole snap ring 91 specific purpose tool is put into sprocket wheel card
In groove 98 so that both sides, needle roller outer ring 69 against sprocket hole snap ring 91 and sprocket wheel adjusting ring 92 respectively.
(3) needle roller inner ring 68 is installed
The outer bearing that being placed in 200 degree of machine oil by needle roller inner ring 68 3 minutes heats up is placed on bending resistance component 80 supports
On circle 89, members shaft snap ring 86 specific purpose tool is put into component annular groove 81 so that needle roller inner ring 68 both sides are pasted respectively
Members shaft snap ring 86 and component escape 83 side shaft shoulder.
(4) connection between output chain gear 90 and machine shaft 40
The needle roller outer ring 69 being fixed on output chain gear 90 is inserted in together with bearing needle and is fixed on outer bearing support
Needle roller inner ring 68 part on circle 89, slowly rotates output chain gear 90 so that sprocket wheel splined hole on output chain gear 90 94 with
Axle head spline 49 alignment on machine shaft 40 matches, and continues to push against output chain gear 90 so that the bearing on needle roller outer ring 69
Needle roller matches completely with needle roller inner ring 68；
First take step backing-up screw 74 pass through after axial positioning retainer ring 70 centre bore with the axle head spiral shell on machine shaft 40
Match in hole 47, on the axial positioning retainer ring 70 two flat side bumpers shoulder caps 73 on step backing-up screw 74 with axle head spline 49 outside
One millimeter of axially free amount is had between end face；
Again with five back-up ring screws 77 pass through after the positioning retainer ring through hole 76 on axial positioning retainer ring 70 with output chain gear 90
On sprocket wheel end face screw 97 match, axial positioning retainer ring 70 is also fastened on output chain gear 90 outer face；
Finally pass through determining on the through hole on locking catch 71 and axial positioning retainer ring 70 successively with a back-up ring screw 77
Also match with the sprocket wheel end face screw 97 on output chain gear 90 after the back-up ring through hole 76 of position so that the catch on locking catch 71 turns
The arm of angle 72 is directed on any one flat limit on two flat side bumper shoulder caps 73, plays and loosens effect.
Install.
(5) run
When the motor is energized, the moment of torsion that electromagnetic force produces is by the axle head spline 49 on machine shaft 40, through output chain gear
Sprocket wheel splined hole 94 on 90 passes to the multiple chainwheel tooth 99 on output chain gear 90, it is achieved moment of torsion exports.
And the radial force that chain produces to react to output chain gear 90 be to be born by needle bearing 60 completely, only
Only act upon on bending resistance component 80, it is to avoid the rotating shaft on machine shaft 40 bears radial force for overhanging section 46；Owing to meeting at volume
On the premise of determining power, the diameter seeking machine shaft 40 can be accomplished that the limit is little in design, be solely subjected to pure torsion, meanwhile,
Owing to bending resistance component 80 global shape belongs to hollow short tube, therefore structural rigidity is superpower, can bear bigger radial force.Both knots
Closing, that can be done by motor overall dimensions is compact, can bear again bigger radial force, run relatively reliable, thus extend electricity
The service life of machine.
The present invention has substantive distinguishing features highlighted below and a significant progressive effect:
Owing to being respectively fixedly connected with the first stator 52 and the second stator on the inner face of drive end bearing bracket 20 and rear end cap 30
51, and the first stator 52 and the second stator 51 lay respectively at the both sides of rotor field spider, it is simply that at original single stator single rotor
In the case of, add stator module, become Double-stator motor, be equivalent to be two motor parallel work, thus significantly improve
Power and without dilated diameter.
By arranging cooling water built-in pipe water channel in drive end bearing bracket 20 and rear end cap 30, the heat taken away in the unit interval is
Air-cooled two to three times, refrigeration is more preferable.
Cooling water built-in pipe 88 is to have that the 316L stainless steel tube molding in advance of high-temperature stability is the most pre-buried casts in motor
Shell 10 cylinder position, whole process does not has any seam, and current are unimpeded, it is not easy to dirt.
Rotational clearance 48 is had between the component inner bore of step 84 of bending resistance component 80 and the rotating shaft of machine shaft 40 overhanging section 46,
The outer bearing of bending resistance component 80 props up the endoporus of the needle roller inner ring 68 held round on 89 fixed needle bearings 60, on needle bearing 60
The cylindrical of needle roller outer ring 69 is fixed on sprocket wheel stepped hole 96 inner round wall of output chain gear 90, the sprocket wheel stepped hole of output chain gear 90
Axially may be used for spline tooth circumferential engagement between the axle head spline 49 on sprocket wheel splined hole 94 and machine shaft 40 is had on 96 bottom surfaces
It is slidably matched.Said structure design achieves only transmits moment of torsion, on output chain gear 90 between machine shaft 40 and output chain gear 90
Moment of flexure load be entirely and be delivered on bending resistance component 80 by needle bearing 60.
Bending resistance component 80 is overall uses high strength zinc alloy Steel material, possesses good rigidity resistance to deformation.
Table 1 is the fore bearing section that present invention employs the machine shaft 40 that bending resistance square component fore bearing 25 after 80s is fixed
45 radius run-out degree (micron) and the machine shaft 40 fore bearing 2 of the constant power motor not using bending resistance square component 80 to be fixed
The experimental data of fore bearing section 45 radius run-out degree (micron) compare.
The data of the radius run-out degree (micron) at (table 1) fore bearing section 45 position compare
Contrasting data from table 1 it follows that to have employed bending resistance square component after 80s in fore bearing 25 outer end, fore bearing 25 institute
Alleviated abrasion by load to reduce, cause the circular runout at fore bearing section 45 position of the machine shaft 40 that fore bearing 25 fixed
Degree (micron) is more stable.
Outside component flange 87, outer bearing props up to hold round and has Pyatyi tolerance essence between 89 and component for adjusting ring 82 cylindrical
The axiality relation of degree, it is ensured that machine shaft 40 and output chain gear 90 also have axiality relation, it is achieved output chain gear 90 is steady
Coaxial rotating.
Motor front end cover arranges bending resistance component, has shared all of moment of flexure load so that machine shaft is solely subjected to pure
Moment of torsion, the machine shaft diameter under equal-wattage can reduce half, finally realizes motor entirety and has breakthrough compact.
Claims (9)
1. a disc type sprocket wheel kirsite motor, props up including motor housing (10), drive end bearing bracket (20), rear end cap (30), rotor
Frame (100), machine shaft (40), fore bearing (25), rear bearing (35), permanent magnet (50), the second stator (51) and the first stator
And output chain gear (90), described drive end bearing bracket (20) and described rear end cap (30) are respectively fixedly connected with at motor housing (52)
(10), on face, rear and front end, described rotor field spider (100) is fixedly connected on described machine shaft (40), described motor
Rotating shaft (40) is respectively supported at described drive end bearing bracket (20) and institute by described fore bearing (25) and described rear bearing (35)
On the rear end cap (30) stated, it is characterized in that: described the first stator (52) is fixedly connected on the inner of described rear end cap (30)
On face, described the second stator (51) is fixedly connected on the inner face of described drive end bearing bracket (20), described rotor field spider
(100) it is fixed with described permanent magnet (50) on and is positioned between described the first stator (52) and the second stator (51)；Described
Rear end cap (30) on have cooling water built-in pipe (88) and water inlet pipe joint (79) and water outlet pipe joint (78), described front end
Also cooling water built-in pipe (88) and water inlet pipe joint (79) and water outlet pipe joint (78) is had on lid (20)；Described rear end cap
(30) equipped with bearing bonnet (33) on, described bearing bonnet (33) is fixed by screws on described rear end cap (30), institute
Bearing bonnet (33) the inner stated is stretched into the bonnet dead eye (34) on described rear end cap (30) and props up described rear bearing
(35)；Described drive end bearing bracket (20) is fixed with bending resistance component (80), and described bending resistance component (80) is fixed by screws in described
Drive end bearing bracket (20) on, described bending resistance component (80) the inner is stretched into Front Cover Bearing hole (24) and props up described fore bearing
(25) there is needle bearing (60) between, described bending resistance component (80) outer end and described output chain gear (90)；Described bending resistance
Component (80) is overall uses high strength zinc alloy Steel material, elementary composition by following percentage by weight of this kirsite Steel material:
Zn:12～13%, Cu:8～9%, W:6.4～6.6%, Ni:4.3～4.4%, Cr:3.2～3.3%, C:1.1～1.3%, Ti:2.1
～2.2%, Co:1.3～1.4%, surplus is Fe and inevitable impurity；The weight percent content of described impurity is: Sn is few
In 0.05%, Si less than 0.20%, Mn less than 0.25%, S less than 0.0l%, P less than 0.015%；Described kirsite Steel material
Specifeca tion speeification is: tensile strength is 384～386MPa.
A kind of disc type sprocket wheel kirsite motor the most according to claim 1, is characterized in that: described rotor field spider
(100) entirety includes axle sleeve shoulder (103), spoke (108) and external toroidal ring (101), two the most adjacent described spokes (108) it
Between clearance fit have described permanent magnet (50)；On the periphery wall of described axle sleeve shoulder (103), there is flange bracket (109),
Frame flange (109) both sides have parting of baffle bolt (67) to match with the through screw (107) on described flange bracket (109) point
Magnet baffle plate (32) is not fixed on described flange bracket (109) two sides, and the outer of described magnet baffle plate (32)
Beyond 5 to 6 millimeters, the outer of described flange bracket (109), described external toroidal ring (101) is at two the most adjacent described spokes
Having a radial screw bore (18) on bar (108) centre, the outer end of described permanent magnet (50) is by being screwed in described radial direction spiral shell
Pressing closer screw (19) tightening in pit (18), the inner of described permanent magnet (50) is by described flange bracket (109) both sides
Described magnet baffle plate (32) grip；Described permanent magnet (50) is fan-shaped or trapezoidal, described magnet baffle plate
(32) it is semi-circular shape or annular.
3., according to a kind of disc type sprocket wheel kirsite motor described in claim l, it is characterized in that: described rear end cap (30) sets
There is the bonnet stator hole (37) equal with spoke (108) quantity, among each bonnet stator hole (37), have first to determine screw (11)
Described the first stator (52) is fixedly connected on the inner face of described rear end cap (30)；
The centre of the inside and outside both ends of the surface of described rear end cap (30) pre-buried described cooling water built-in pipe (88), described
Cooling water built-in pipe (88) on rear end cap (30) is more than or equal to 5 centimetres of cinctures with the spacing of described bonnet stator hole (37)
Spiraling layout, cooling water built-in pipe (88) two ends on described rear end cap (30) connect entering on described rear end cap (30)
Water pipe joint (79) and water outlet pipe joint (78).
4., according to a kind of disc type sprocket wheel kirsite motor described in claim l, it is characterized in that:
Described drive end bearing bracket (20) also is provided with the protecgulum stator hole (17) equal with spoke (108) quantity, each protecgulum stator hole
(17) have second to determine screw (12) among and described the second stator (51) is fixedly connected on the inner of described drive end bearing bracket (20)
On face；The centre of the inside and outside both ends of the surface of described drive end bearing bracket (20) the most pre-buried cooling water built-in pipe (88) described in another,
Described cooling water built-in pipe (88) on drive end bearing bracket (20) is more than or equal to 5 lis with the spacing of described protecgulum stator hole (17)
Rice is around spiraling layout, and cooling water built-in pipe (88) two ends on described drive end bearing bracket (20) connect described drive end bearing bracket (20)
On water inlet pipe joint (79) and water outlet pipe joint (78).
5., according to a kind of disc type sprocket wheel kirsite motor described in claim l, it is characterized in that: described bending resistance component (80)
Component inner bore of step (84) and overhanging section of the rotating shaft (46) of described machine shaft (40) between have rotational clearance (48), described
The outer bearing of bending resistance component (80) prop up the interior of the needle roller inner ring (68) that holds round on (89) fixed described needle bearing (60)
Hole, the cylindrical of the described needle roller outer ring (69) on needle bearing (60) is fixed on the sprocket wheel step of described output chain gear (90)
On hole (96) inner round wall, described sprocket wheel stepped hole (96) bottom surface has on sprocket wheel splined hole (94) and described machine shaft (40)
Axle head spline (49) between be the axially slidable cooperation of spline tooth circumferential engagement, on the end face of described axle head spline (49)
There is axle head screw (47), axle head screw (47) is combined with step backing-up screw (74) and limits the axle of axial positioning retainer ring (70)
To displacement, axial positioning retainer ring (70) outer rim position is fixed on described sprocket wheel splined hole (94) outer transverse plane, then limits
The axial displacement of the output chain gear (90) described in.
A kind of disc type sprocket wheel kirsite motor the most according to claim 5, is characterized in that: described axial positioning retainer ring
(70) there is locking catch (71) on lateral surface together with described axial positioning retainer ring (70), be fixed on institute by back-up ring screw (77)
On sprocket wheel splined hole (94) the outer transverse plane stated；Described locking catch (71) has catch corner edges (72) to be close to described platform
On any one flat limit on two flat side bumpers shoulder cap (73) of rank backing-up screw (74).
A kind of disc type sprocket wheel kirsite motor the most according to claim 5, is characterized in that: described output chain gear (90)
There is the multiple chainwheel tooth (99) of 6 to 8 rows on cylindrical, there is sprocket wheel end face screw (97) described output chain gear (90) outer face,
Having sprocket wheel escape (93) and sprocket wheel draw-in groove (98) on described sprocket wheel stepped hole (96), in sprocket wheel draw-in groove (98), clearance fit has
Sprocket hole, with snap ring (91), described sprocket wheel stepped hole (96) position, base angle is placed with sprocket wheel adjusting ring (92), described rolling
Pin outer ring (69) both sides against described sprocket hole snap ring (91) and described sprocket wheel adjusting ring (92) respectively.
A kind of disc type sprocket wheel kirsite motor the most according to claim 5, is characterized in that: described bending resistance component (80)
On have a component flange (87), component for adjusting ring (82) cylindrical and described Front Cover Bearing hole (24) of component flange (87) inner side it
Between be interference fits；Component for adjusting ring (82) cylindrical and described outer bearing prop up to hold round has Pyatyi tolerance grade between (89)
Axiality relation；Described outer bearing props up to hold round component escape (83) and component annular groove (81), component respectively on (89)
In annular groove (81), clearance fit has members shaft snap ring (86), described needle roller inner ring (68) both sides to against members shaft use respectively
On snap ring (86) and described component escape (83) shaft shoulder；Protecgulum concave station face is had on described drive end bearing bracket (20) lateral surface
(29), protecgulum concave station face (29) has 5 to 6 protecgulum screws (27), described component flange (87) has 5 to 6 component pillows
Hole (85) is corresponding with described protecgulum screw (27)；Described protecgulum concave station face (29) and described Front Cover Bearing hole (24) it
Between there is the perpendicularity relation of Pyatyi tolerance grade.
A kind of disc type sprocket wheel kirsite motor the most according to claim 5, is characterized in that: described rear end cap (30) is outward
There is bonnet concave station face (75) on side, bonnet concave station face (75) has 5 to 6 bonnet screws (65), described bearing bonnet
(33) having screw to match with described bonnet screw (65) on, that described bearing bonnet (33) is fixed on described bonnet is recessed
On table top (75).
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| CN201510007907.5A CN104485794B (en) | 2015-01-08 | 2015-01-08 | A kind of disc type sprocket wheel kirsite motor |
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| CN201510007907.5A CN104485794B (en) | 2015-01-08 | 2015-01-08 | A kind of disc type sprocket wheel kirsite motor |
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| CN105003584A (en) * | 2015-06-03 | 2015-10-28 | 温州经济技术开发区滨海志杰机电产品设计工作室 | Tungsten alloy union piston offshore oil well auxiliary power device |
| CN104868626B (en) * | 2015-06-23 | 2017-05-24 | 福建福安闽东亚南电机有限公司 | Low-magnetic leakage high-reliability high-power density axial magnetic field disk generator |
| CN105186813A (en) * | 2015-09-22 | 2015-12-23 | 河南速达电动汽车科技有限公司 | Flame-proof water cooling permanent magnetism synchronization disc motor |
| TWI554008B (en) * | 2015-12-31 | 2016-10-11 | Hollow Rotor of DC Motor and Its Winding Structure | |
| MX2022004005A (en) * | 2019-10-08 | 2022-04-26 | Alakai Tech Corporation | Cooling plate system, method and apparatus for clean fuel electric vehicles. |
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| WO2003004878A1 (en) * | 2001-07-06 | 2003-01-16 | Borgwarner Inc. | Compressor driveable by an electric motor |
| CN101741191B (en) * | 2010-01-19 | 2011-11-09 | 常州高尔登科技有限公司 | Disk type brushless motor |
| CN103001385A (en) * | 2012-11-19 | 2013-03-27 | 腾达电动科技镇江有限公司 | Cooling end cover for disc type motor |
| CN104158344A (en) * | 2014-07-18 | 2014-11-19 | 哈尔滨电机厂(镇江)有限责任公司 | Rotor main shaft transmission structure, without bending moment, for electric power equipment |
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Effective date of registration: 20160817 Address after: 325000 coastal Zhejiang province Wenzhou City Economic and Technological Development Zone two Road No. 944 Building 9 room 801 Ruifeng Jinyuan Applicant after: WENZHOU ZHIJIE ELECTROMECHANICAL TECHNOLOGY Co.,Ltd. Address before: Lucheng District of Wenzhou city Zhejiang province 325000 Lotus Street Park sleep room 90-5-106 Applicant before: Zhang Zhixiong |
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Inventor after: Yang Miaoling Inventor before: Zhang Zhixiong |
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Effective date of registration: 20170608 Address after: 523070 Guangdong Province, Dongguan Nancheng District shuilianshan HongMian Road No. 1 Patentee after: DONGGUAN DEMA ELECTRONICS Co.,Ltd. Address before: 325000 coastal Zhejiang province Wenzhou City Economic and Technological Development Zone two Road No. 944 Building 9 room 801 Ruifeng Jinyuan Patentee before: WENZHOU ZHIJIE ELECTROMECHANICAL TECHNOLOGY Co.,Ltd. |
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Address after: 523070 No.1, HongMian Road, shuilianshan, Nancheng District, Dongguan City, Guangdong Province Patentee after: Guangdong Dema Electronics Co.,Ltd. Address before: 523070 No.1, HongMian Road, shuilianshan, Nancheng District, Dongguan City, Guangdong Province Patentee before: DONGGUAN DEMA ELECTRONICS Co.,Ltd. |