CN108347148A - Permanent magnetism slotless direct current motor armature and its processing technology - Google Patents
Permanent magnetism slotless direct current motor armature and its processing technology Download PDFInfo
- Publication number
- CN108347148A CN108347148A CN201810412406.9A CN201810412406A CN108347148A CN 108347148 A CN108347148 A CN 108347148A CN 201810412406 A CN201810412406 A CN 201810412406A CN 108347148 A CN108347148 A CN 108347148A
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- armature
- armature coil
- coil
- direct current
- insulating
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- 230000005389 magnetism Effects 0.000 title claims abstract description 26
- 238000005516 engineering process Methods 0.000 title claims abstract description 11
- 238000012545 processing Methods 0.000 title claims abstract description 9
- 238000009422 external insulation Methods 0.000 claims abstract description 15
- 238000004804 winding Methods 0.000 claims abstract description 9
- 239000000178 monomer Substances 0.000 claims description 19
- 238000009413 insulation Methods 0.000 claims description 7
- 239000004593 Epoxy Substances 0.000 claims description 6
- 238000007711 solidification Methods 0.000 claims description 6
- 230000008023 solidification Effects 0.000 claims description 6
- 239000002966 varnish Substances 0.000 claims description 5
- 230000005611 electricity Effects 0.000 claims description 4
- 230000015572 biosynthetic process Effects 0.000 claims description 3
- 230000006835 compression Effects 0.000 claims description 3
- 238000007906 compression Methods 0.000 claims description 3
- 238000000748 compression moulding Methods 0.000 claims description 3
- 238000004080 punching Methods 0.000 claims description 2
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical group [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims 1
- 239000003973 paint Substances 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000000465 moulding Methods 0.000 description 2
- 235000017166 Bambusa arundinacea Nutrition 0.000 description 1
- 235000017491 Bambusa tulda Nutrition 0.000 description 1
- 241001330002 Bambuseae Species 0.000 description 1
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 229920000742 Cotton Polymers 0.000 description 1
- 235000015334 Phyllostachys viridis Nutrition 0.000 description 1
- 238000005299 abrasion Methods 0.000 description 1
- 239000011425 bamboo Substances 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000002386 leaching Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K23/00—DC commutator motors or generators having mechanical commutator; Universal AC/DC commutator motors
- H02K23/26—DC commutator motors or generators having mechanical commutator; Universal AC/DC commutator motors characterised by the armature windings
-
- 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
- H02K15/02—Methods or apparatus specially adapted for manufacturing, assembling, maintaining or repairing of dynamo-electric machines of stator or rotor bodies
-
- 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
- H02K15/08—Forming windings by laying conductors into or around core parts
-
- 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
- H02K15/10—Applying solid insulation to windings, stators or rotors
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Insulation, Fastening Of Motor, Generator Windings (AREA)
Abstract
The invention discloses a kind of permanent magnetism slotless direct current motor armatures, including：Inner insulating layer, external insulation layer, fixed bed, armature coil, shaft, insulating trip with holes, minipad, insulating end plate, armature stamping, shaft block ring, commutator.The invention also discloses a kind of processing technologys of permanent magnetism slotless direct current motor armature.The present invention keeps winding positioning more accurate, improves the commutation ability of permanent magnetism slotless direct current motor, improves commutation ability, reduce commutation spark, improve the reliability of motor, extends the service life of motor.
Description
Technical field
The present invention relates to a kind of dc motors, specifically, are related to a kind of permanent magnetism slotless direct current motor armature and its add
Work technique.
Background technology
Current permanent magnetism slotless direct current motor armature embedding is different from commonly having slot armature of direct current motor embedding, because electric
Pivot punching slotless has the wire casing of unwrapping wire circle unlike the armature stamping of general-purpose machine, but armature coil is compiled as compiling bamboo door curtain
Curtain is made, then binds on armature stamping.
But positioning accuracy of the armature coil on armature is low, influences the commutation ability of motor, is also easy to produce commutation spark,
Due to the position inaccurate of winding, torque fluctuations are easy tod produce, to make efficiency and power output reduce.
Invention content
Technical problem solved by the invention is to provide a kind of permanent magnetism slotless direct current motor armature and its processing technology, makes
Winding positioning is more accurate, improves the commutation ability of permanent magnetism slotless direct current motor, improves commutation ability, reduces commutation fire
Flower, improves the reliability of motor, extends the service life of motor.
Technical solution is as follows：
A kind of permanent magnetism slotless direct current motor armature, including：Inner insulating layer, fixed bed, armature coil, turns external insulation layer
Axis, insulating trip with holes, minipad, insulating end plate, armature stamping, shaft block ring, commutator；Insulating trip with holes, minipad, insulation
End plate, armature core are set with and are fixed in shaft, and insulating trip with holes, minipad, insulating end plate are located at armature stamping both sides,
Shaft block ring is mounted in annular slot；The provided circumferentially about of insulating trip with holes has threading hole, and filament is provided in threading hole；It is interior
Insulating layer is coated on the outside of armature core, and armature coil is coated on the outside of inner insulating layer, and filament is bound in the outer of armature coil
Side, armature coil outside are provided with fixed bed；The lead-out wire of armature coil is connected on commutator.
Further, two layers of armature coil is coated on the outside of inner insulating layer, and external insulation is provided between two layers of armature coil
Layer；Filament is bound on the outside of the armature coil of internal layer and the armature coil of outer layer.
Further, multiple armature stampings are sleeved in shaft and form armature core after compression.
Further, shaft is provided with chuck and annular slot, is arranged on the outer wall of the shaft between chuck and annular slot
Have a flat key, insulating trip with holes, minipad, insulating end plate, armature core between chuck and annular slot, insulating trip with holes,
Minipad, insulating end plate, armature stamping are positioned with flat key.
Further, armature coil includes multiple armature coil monomers, and armature coil monomer is using compression moulding after winding, electricity
The section of pivot coil monomer is trapezoidal, and whole is in arc surfaced.
Further, threading hole is evenly distributed on the circumference of insulating trip with holes, the hole count of threading hole and of armature coil
Number is identical.
Further, inner insulating layer, external insulation layer select insulating paper, fixed bed to select unidirectional binding tape.
A kind of processing technology of permanent magnetism slotless direct current motor armature, including：
Insulating trip with holes, minipad, insulating end plate, armature core are sleeved in shaft, chuck and annular snap are located at
Between slot, insulating trip with holes, minipad, insulating end plate are located at armature stamping both sides, and shaft block ring is mounted in annular slot,
Compress armature core；
Inner insulating layer is coated on the outside of armature core, by armature coil packet on the outside of inner insulating layer, then with holes exhausted
Filament in the threading hole of embolium binds armature coil；External insulation layer is coated on to the outside of armature coil lower layer, in armature line
After lower layer's binding gestalt of circle is at a circle, by external insulation layer packet on circle, then with thin in the threading hole of insulating trip with holes
Line binds the upper layer of armature coil, after forming a circle, then with no latitude with fixed bed solidification, one entirety of formation；
The lead-out wire of armature coil is connected on commutator, be fastened layer on the outside of armature coil, armature coil leaching
Epoxy insulation varnish, armature forms an entirety after epoxy insulation varnish solidification.
Preferably：Armature coil includes multiple armature coil monomers, when arranging armature coil, the sideline of armature coil monomer
It radially laminates, rib is axially aligned so that armature core is completely covered in armature coil.
The technology of the present invention effect includes：
In the present invention, keeps armature coil positioning more accurate, improve the commutation ability of permanent magnetism slotless direct current motor, improve
The efficiency of motor, output torque is steady, reduce armature embedding working hour, improve the commutation ability of direct current generator, reduce
Commutation spark improves the reliability of direct current generator, extends service life.
The present invention whole molding armature coil by the cotton rope banding fixed at both ends on armature core, make the position of winding
Degree of setting is more accurate.It binds with armature coil is compiled into curtain and improves production efficiency for the technique on armature core, improve
The utilization rate in space is high, improves electric efficiency, reduces motor temperature rise.
Description of the drawings
The drawings herein are incorporated into the specification and forms part of this specification, and shows the implementation for meeting the present invention
Example, and be used to explain the principle of the present invention together with specification.
Fig. 1 is the structural schematic diagram of permanent magnetism slotless direct current motor armature in the present invention；
Fig. 2 is the vertical section figure of the positions D-D in the present invention；
Fig. 3 is the structural schematic diagram of armature coil monomer in the present invention；
Fig. 4 is the left view figure of armature coil monomer in the present invention.
Specific implementation mode
Be described below and specific embodiments of the present invention be fully shown, with enable those skilled in the art to practice and
It reproduces.
As shown in Figure 1, being the structural schematic diagram of permanent magnetism slotless direct current motor armature in the present invention；As shown in Fig. 2, being this
The vertical section figure of the positions D-D in invention.
The structure of permanent magnetism slotless direct current motor armature includes：Inner insulating layer 1, external insulation layer 2, fixed bed 3, armature coil
4, shaft 5, insulating trip with holes 6, minipad 7, insulating end plate 8, armature stamping 9, flat key 10, shaft block ring 11, commutator 12.
Shaft 5 is provided with chuck and annular slot, and flat key is provided on the outer wall of the shaft 5 between chuck and annular slot
10, insulating trip 6 with holes, minipad 7, insulating end plate 8, armature core 9 are sleeved in shaft 5, are located at chuck and annular slot
Between, insulating trip 6 with holes, minipad 7, insulating end plate 8 are located at 9 both sides of armature stamping, and shaft block ring 11 is mounted on annular slot
It is interior；Insulating trip 6 with holes, minipad 7, insulating end plate 8, armature stamping 9 are positioned with flat key 10, are fitted in shaft 5；Insulation with holes
The provided circumferentially about of piece 6 has threading hole, and filament is provided in threading hole.Inner insulating layer 1 is coated on the outside of armature core 9, two layers
Armature coil 4 is coated on the outside of inner insulating layer 1, and external insulation layer 2, the armature line of outer layer are provided between two layers of armature coil 4
4 outside of circle is provided with fixed bed 3；Filament binds 4 outside of armature coil of armature coil 4 and outer layer in internal layer.Armature coil 4
Lead-out wire be connected on commutator 12.
Multiple armature stampings, which are sleeved in shaft 5, forms armature core 9 after compression.Inner insulating layer 1, external insulation layer 2 are selected
Insulating paper, fixed bed 3 select unidirectional binding tape.Every layer of armature coil 4 includes multiple armature coil monomers 41.Insulating trip with holes
The hole count of threading hole and the number of armature coil 4 of 6 settings are identical, and threading hole is evenly distributed on insulating trip 6 with holes
Circumference on.
As shown in figure 3, being the structural schematic diagram of armature coil monomer 41 in the present invention；As shown in figure 4, being electric in the present invention
The left view figure of pivot coil monomer 41.
Armature coil monomer 41 is using compression moulding after winding, and the section of armature coil monomer 41 is trapezoidal, and whole is in arc
Face shape.
41 coil of armature coil monomer is formed by multiply copper conductor coiling, and it is trapezoidal coil (under i.e. to be then pressed into section
It is small big), the coil formed in this way, which circumferentially arranges, can just make full use of space, and this binding makes armature winding form one
Seamless annulus.
The processing technology of permanent magnetism slotless direct current motor armature, is as follows：
Step 1：Insulating trip 6 with holes, minipad 7, insulating end plate 8, armature core 9 are sleeved in shaft 5, card is located at
Between platform and annular slot, insulating trip 6 with holes, minipad 7, insulating end plate 8 are located at 9 both sides of armature stamping, by shaft block ring 11
In annular slot, armature core 9 is compressed；
Step 2：Inner insulating layer 1 is coated on 9 outside of armature core, by the packet of armature coil 4 in 1 outside of inner insulating layer, so
Afterwards armature coil 4 is bound with the filament in the threading hole of insulating trip 6 with holes；External insulation layer 2 is coated on 4 lower layer of armature coil
Outside, after lower layer's binding gestalt of armature coil 4 is round at one, by the packet of external insulation layer 2 on circle, then with insulating trip with holes
The upper layer of filament binding armature coil 4 in 6 threading hole, after forming a circle, then with no latitude with the solidification of fixed bed 3, formation
One entirety.
When arranging armature coil 4, the sideline of armature coil monomer 41 radially laminates, and rib is axially aligned so that electricity
Armature core 9 is completely covered in pivot coil 4.
Armature embedding new process keeps the positioning of armature coil 4 more accurate, and 9 both sides of armature core insulating trip 6 with holes is put on carefully
Line ties up molding armature coil 4 in fixed position, armature coil is embedded into slot just as having opened slot on armature core 9.This
Spatial position shared by each winding of sample slotless dc motor is identical, can improve the commutation performance of slotless dc motor,
Small commutation spark is reduced, brush-commutated device abrasion is reduced, reduces loss, improve efficiency, extend the fault-free period.
Step 3：The lead-out wire of armature coil 4 is connected on commutator 12, is fastened in outermost armature coil 4
3 (unidirectional binding tape) of layer, armature coil 4 soak epoxy insulation varnish, epoxy insulation varnish solidification, and each part forms an entirety.
Processing technology be suitable for various power slotless dc motor armatures making, have been used to 0.4Kw, 0.5Kw,
The trial-production of 1.1Kw, 1.6Kw permanent magnetism slotless dc motor armature, reaches the indices of electromagnetic design after testing.
It should be understood that above description is only exemplary and explanatory, the present invention can not be limited, the present invention is simultaneously
Be not limited to the flow and structure that are described above and are shown in the accompanying drawings, and can carry out without departing from the scope it is various
Modifications and changes.The scope of the present invention is limited only by the attached claims.
Claims (9)
1. a kind of permanent magnetism slotless direct current motor armature, which is characterized in that including：Inner insulating layer, external insulation layer, fixed bed, electricity
Pivot coil, shaft, insulating trip with holes, minipad, insulating end plate, armature stamping, shaft block ring, commutator；It is insulating trip with holes, small
Gasket, insulating end plate, armature core are set with and are fixed in shaft, and insulating trip with holes, minipad, insulating end plate are located at armature
Punching both sides, shaft block ring are mounted in annular slot；The provided circumferentially about of insulating trip with holes has threading hole, is arranged in threading hole
There is filament；Inner insulating layer is coated on the outside of armature core, and armature coil is coated on the outside of inner insulating layer, and filament is bound in armature
The outside of coil, armature coil outside are provided with fixed bed；The lead-out wire of armature coil is connected on commutator.
2. permanent magnetism slotless direct current motor armature as described in claim 1, which is characterized in that two layers of armature coil is coated on interior exhausted
The outside of edge layer is provided with external insulation layer between two layers of armature coil；Filament is bound in the armature coil of internal layer and the electricity of outer layer
On the outside of pivot coil.
3. permanent magnetism slotless direct current motor armature as described in claim 1, which is characterized in that multiple armature stampings are sleeved on shaft
Armature core is formed after upper compression.
4. permanent magnetism slotless direct current motor armature as described in claim 1, which is characterized in that shaft is provided with chuck and annular snap
Slot, is provided with flat key on the outer wall of the shaft between chuck and annular slot, insulating trip with holes, minipad, insulating end plate, armature
Between chuck and annular slot, insulating trip with holes, minipad, insulating end plate, armature stamping are positioned iron core with flat key.
5. permanent magnetism slotless direct current motor armature as described in claim 1, which is characterized in that armature coil includes multiple armature lines
Monomer is enclosed, armature coil monomer is using compression moulding after winding, and the section of armature coil monomer is trapezoidal, and whole is in arc surfaced.
6. permanent magnetism slotless direct current motor armature as described in claim 1, which is characterized in that threading hole is evenly distributed on holes exhausted
On the circumference of embolium, the hole count of threading hole and the number of armature coil are identical.
7. the permanent magnetism slotless direct current motor armature as described in any one of Claims 1-4, which is characterized in that inner insulating layer, it is outer absolutely
Edge layer selects insulating paper, fixed bed to select unidirectional binding tape.
8. a kind of processing technology of permanent magnetism slotless direct current motor armature, including：
Insulating trip with holes, minipad, insulating end plate, armature core are sleeved in shaft, be located at chuck and annular slot it
Between, insulating trip with holes, minipad, insulating end plate are located at armature stamping both sides, and shaft block ring is mounted in annular slot, compress
Armature core；
Inner insulating layer is coated on the outside of armature core, by armature coil packet on the outside of inner insulating layer, then with insulating trip with holes
Threading hole in filament bind armature coil；External insulation layer is coated on to the outside of armature coil lower layer, in armature coil
After lower layer binds gestalt into a circle, by external insulation layer packet on circle, then tied up with the filament in the threading hole of insulating trip with holes
The upper layer of armature coil is pricked, after forming a circle, then with no latitude with fixed bed solidification, one entirety of formation；
The lead-out wire of armature coil is connected on commutator, be fastened layer on the outside of armature coil, and armature coil soaks epoxy
Insulated paint, armature forms an entirety after epoxy insulation varnish solidification.
9. the processing technology of permanent magnetism slotless direct current motor armature as claimed in claim 8, it is characterised in that：Armature coil includes
Multiple armature coil monomers, when arranging armature coil, the sideline of armature coil monomer radially laminates, and rib is axially aligned,
So that armature core is completely covered in armature coil.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810412406.9A CN108347148B (en) | 2018-05-03 | 2018-05-03 | Permanent-magnet slotless DC motor armature and its processing technology |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810412406.9A CN108347148B (en) | 2018-05-03 | 2018-05-03 | Permanent-magnet slotless DC motor armature and its processing technology |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108347148A true CN108347148A (en) | 2018-07-31 |
| CN108347148B CN108347148B (en) | 2024-02-02 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810412406.9A Active CN108347148B (en) | 2018-05-03 | 2018-05-03 | Permanent-magnet slotless DC motor armature and its processing technology |
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| Country | Link |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114640218A (en) * | 2022-05-17 | 2022-06-17 | 福迈医疗科技(佛山)有限公司 | Brushless motor and manufacturing method of coil thereof |
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| JP2000333434A (en) * | 1999-05-18 | 2000-11-30 | Yaskawa Electric Corp | Linear motor |
| CN2428907Y (en) * | 2000-06-16 | 2001-05-02 | 大连旅顺四方电泵厂 | Super-heat-resisting shielded electric-pump |
| US20040017125A1 (en) * | 2002-07-25 | 2004-01-29 | Honda Giken Kogyo Kabushiki Kaisha | Armature coil for slotless rotary electric machinery |
| CN201167277Y (en) * | 2008-03-07 | 2008-12-17 | 西安微电机研究所 | Brushless DC motor capable of starting and stopping rapidly |
| CN101414773A (en) * | 2007-10-18 | 2009-04-22 | 上海电气集团上海电机厂有限公司 | Large-sized DC motor |
| JP2009284568A (en) * | 2008-05-19 | 2009-12-03 | Yaskawa Electric Corp | Electromagnetic structure of slotless brushless dc motor |
| CN203691096U (en) * | 2013-12-31 | 2014-07-02 | 西安微电机研究所 | Groove-less brush armature winding holder structure |
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-
2018
- 2018-05-03 CN CN201810412406.9A patent/CN108347148B/en active Active
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| Title |
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| CN108347148B (en) | 2024-02-02 |
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