CN206977177U - A kind of motor of claw connection - Google Patents
A kind of motor of claw connection Download PDFInfo
- Publication number
- CN206977177U CN206977177U CN201720672465.0U CN201720672465U CN206977177U CN 206977177 U CN206977177 U CN 206977177U CN 201720672465 U CN201720672465 U CN 201720672465U CN 206977177 U CN206977177 U CN 206977177U
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- China
- Prior art keywords
- magnetic links
- axis hole
- rotor
- hole
- motor
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Abstract
It the utility model is related to motor.A kind of motor of claw connection, including shell, stator, rotor and power output shaft, the both ends of shell are provided with end cap, the both ends of power output shaft are by ball bearings on the end cap, rotor includes rotor core and some magnetic links, rotor core is provided with axis hole, the both ends of rotor core are provided with some fixing holes, fixing hole is along the circumferentially distributed axially extending of axis hole, power output shaft is made up of two spindle noses, one end of spindle nose is by ball bearings on end cap, the other end is located in the axis hole in a manner of gap coordinates, the spindle nose is provided with some connection pawls being located in correspondingly in the fixing hole.The motor that the claw that the utility model provides a kind of rotor with power output shaft is linked together by new connected mode connects, to change the connected mode of traditional rotor and power output shaft, so that when rotor and power output shaft disassemble conveniently.
Description
Technical field
It the utility model is related to motor, more particularly to a kind of motor of claw connection.
Background technology
Motor is a kind of machinery of conventional offer power.Its basic structure includes shell, stator, rotor and power output
Axle, the both ends of shell are provided with end cap, and by ball bearings on end cap, rotor includes rotor iron at the both ends of power output shaft
Core and some magnetic links, rotor core are provided with axis hole, and power output shaft is arranged to bigger than axis hole more and then by large-tonnage
Compression extrudes so that power output shaft is inserted into axis hole by force, and the two in extrusion process is deformed and is snapped together reality
Now wear moment of torsion.When rotor and power output shaft are attached by the usual mode of the existing above, rotor and power are separated
Output shaft is inconvenient, therefore is badly in need of providing a kind of technical side for realizing that rotor is different with the technical concept of the connection of power output shaft
Case, it is laborsaving to separate rotor and power output shaft.
Utility model content
The utility model provides the claw that a kind of rotor and power output shaft are linked together by new connected mode
The motor of connection, to change the connected mode of traditional rotor and power output shaft, so that rotor and power output shaft disassemble
When it is convenient.
Above technical problem is that solved by following technical proposal：A kind of motor of claw connection, including it is shell, fixed
Son, rotor and power output shaft, the both ends of shell are provided with end cap, and the both ends of the power output shaft are existed by ball bearings
On the end cap, the rotor includes rotor core and some magnetic links, and the rotor core is provided with axis hole, it is characterised in that
The both ends of the rotor core are provided with some fixing holes, and the fixing hole is along the circumferentially distributed axially extending of axis hole, the power
Output shaft is made up of two spindle noses, one end of the spindle nose by the ball bearings on the end cap, the other end with
The mode that gap coordinates is located in the axis hole, and the spindle nose is provided with some be located in correspondingly in the fixing hole
Connect pawl.By design, along rotating shaft, axially distribution fixing hole mating connection pawl realizes the connection of rotor and power output shaft, one
Change the existing usual fixed form being pressed together by tight fit so that without pressure when assembling rotor and power output shaft
Machine is extruded, easily laborsaving during assembling, and also laborsaving when separating, because now rotating shaft and power output shaft do not rely on change
Engagement realizes transmission in other words for friction caused by shape, and the frictional force between fixing hole and connection pawl is without too big.
Preferably, the connection pawl and rotor core form solder joint to link together, in the axis hole by soldering
Provided with the separated dismounting power assistant spring of the described two spindle noses of driving.The mode of soldering, the temperature needed when melting solder joint during dismounting
It is low.Design dismounting power assistant spring, spindle nose can be separated after solder joint melts so that separating between fixing hole and connection pawl, makes
It must extract more convenient during connection pawl.
The utility model also delays structure including solder joint fatigue, and the both ends of the dismounting power assistant spring are respectively by described in one
Solder joint fatigue delays structure to be linked together with the spindle nose, and the solder joint fatigue delays structure to include being arranged in rotor core
The annular hydraulic cylinder circumferentially extended along axis hole, one end of the annular hydraulic cylinder is provided with the hydraulic piston of annular, the other end is set
Have it is some circumferentially distributed slide opening is radially extended along axis hole, the slide opening is located on the madial wall of the annular hydraulic cylinder, described
Slide opening interior sealing slidably connects pushing block, and liquid storage cylinder is formed between the pushing block and hydraulic piston, and filling is full in the liquid storage cylinder
Hydraulic oil, the one end of the hydraulic piston away from liquid storage cylinder are connected with some along the circumferentially distributed axially extending push rod of axis hole, institute
The pin that push rod connection is extend into the axis hole is stated, the dismounting power assistant spring is supported on the spindle nose by the pin
On end face, the hole wall of the axis hole is provided with the block avoid holes along the axially extending strip of axis hole, described in the pin warp
Block avoid holes are stretched out.When motor works namely when rotor rotates, pushing block produce centrifugal force and towards moving in liquid storage cylinder, it is and right
Liquid in liquid storage cylinder produces pressure, and the pressure passes to hydraulic piston and drives hydraulic piston to move, and hydraulic piston is by pushing away
Bar push and block bar, pin produce squeezing action to dismounting power assistant spring and offset part dismounting power assistant spring degree and act on spindle nose
Elastic force, the elastic force for the dismounting power assistant spring that spindle nose is subject to is small, and the power for passing to solder joint and tearing solder joint also reduces, so as to play
Delay the effect of solder joint fatigue.The longer rotating speed of accounting of the technical scheme then motor working time is more fast, delays solder joint fatigue
Effect is better.
Preferably, the solder joint fatigue delays structure also to include the supporting plate in the axis hole, the dismounting helps
Power spring is supported on the pin by the supporting plate.Can conveniently realize dismounting power assistant spring with all pins all
Abut together.
Preferably, between the rotor and end cap by plane bearing support together.The rotor of existing motor
Axial float is completed by supporting the ball bearing of power output shaft, easily causes ball bearing damage or ball bearing
Come off from end cap.The technical program can effectively prevent rotor from producing axial float.
Preferably, the plane bearing is supported on the connection pawl.It is convenient during layout.
Preferably, the connection pawl is provided with the bearing positive stop that gear is connected on plane bearing radial outer end.Can be right
Plane is axially reliably fixed.
Preferably, the rotor core be additionally provided with it is some along the axially extending circumferentially distributed magnetic links mounting hole of axis hole,
The magnetic links 1 are located in the magnetic links mounting hole for a pair.The rotor structure of existing motor is SPM structures, i.e. magnet steel
Piece is surface-mount type, and surface-mount type has magnetic links and is easily knocked broken deficiency.The technical program passes through in rotor core
Magnetic links mounting hole is set, magnetic links are arranged in magnetic links mounting hole, so that iron core can be protected to magnetic links
Shield, prevents magnetic links to be knocked.
Preferably, the magnetic links mounting hole is blind hole, the openend of the magnetic links mounting hole be threaded with by
The briquetting for preventing magnetic links from moving axially being pressed on the magnetic links.It can prevent magnetic links from producing axial movement.
Preferably, being provided with magnetic links ejection spring in the magnetic links mounting hole, the magnetic links ejection spring is pressure
Spring, the briquetting can be most short to being retracted to by magnetic links ejection spring press by magnetic links；In magnetic when removing briquetting
Magnetic links can stretch out magnetic links mounting hole more than 5 millimeters in the presence of steel disc ejection spring.It is convenient during magnetic links to take out.And
Axle is produced when will not cause magnetic links by larger axial moving force because the design of magnetic links ejection spring when assembling
To movement.
The utility model tool has the advantage that：It is laborsaving when being attached between rotor and power output shaft, separate rotor and
It is laborsaving during power output shaft.
Brief description of the drawings
Fig. 1 is structural representation of the present utility model.
Fig. 2 is the close-up schematic view at Fig. 1 A.
Fig. 3 be rotor and power output shaft along rotor axial projected when schematic diagram.
In figure：Shell 1, end cap 11, axis hole 12, ball bearing 13, plane bearing 14, stator 2, rotor 3, rotor core
31st, magnetic links 32, magnetic links mounting hole 33, fixing hole 34, magnetic links ejection spring 35, briquetting 36, axis hole 37, dismounting power-assisted
Spring 38, power output shaft 4, spindle nose 41, connection pawl 42, bearing positive stop 43, solder joint 44, solder joint fatigue delay structure 5, branch
Fagging 51, annular hydraulic cylinder 52, hydraulic piston 53, slide opening 54, pushing block 55, liquid storage cylinder 56, push rod 57, pin 58, block avoid
Hole 59.
Embodiment
The utility model is further described with embodiment below in conjunction with the accompanying drawings.
Referring to Fig. 1, a kind of motor of claw connection, including shell 1, stator 2, the and of rotor 3 set gradually from outside to inside
Power output shaft 4.
The both ends of shell 1 are respectively removably connected with an end cap 11.End cap 11 is provided with axis hole 12.Rolling is installed in axis hole 12
Pearl bearing 13.
Stator 2 is fixed in shell 1.
Rotor 3 is located in stator 2.Rotor 3 includes rotor core 31 and some magnetic links 32.Rotor core 31 is provided with axle
Hole 37.Axis hole 37 and rotor core 31 are coaxial.Rotor core 31 is provided with some magnetic links mounting holes 33 extended along rotor axial.
The quantity of magnetic links mounting hole 33 and the quantity of magnetic links 32 are equal.Magnetic links 32 1 are located in magnetic links mounting hole 33 a pair
It is interior.Magnetic links mounting hole 33 is blind hole.Magnetic links ejection spring 35 is provided with magnetic links mounting hole 33.Magnetic links eject spring 35
Between the cecum of magnetic links 32 and magnetic links mounting hole 33.The openend of magnetic links mounting hole 33, which is threaded with, to be pressed against
The briquetting 36 for preventing magnetic links axial movement on the magnetic links.
Dismounting magnetic links 32 process be：Briquetting 36 is removed, in the presence of magnetic links eject spring 35, magnetic links 32
6 millimeters are stretched out from the openend of magnetic links mounting hole 33, then catching the section of stretching out of magnetic links 32 will draw outside magnetic links.
Assembling magnetic links process be：Magnetic links ejection spring 35 is first loaded into magnetic links mounting hole 33 and then by magnet steel
Piece ejection spring 35 loads magnetic links mounting hole 33, finally screws on briquetting 36, and briquetting 36 extrudes magnetic links by magnetic links
Ejection spring 35 is retracted to most short status to magnetic links ejection spring 35（Namely the position shunk can not be continued）.
The both ends of rotor core 31 are provided with some axially extending circumferentially distributed fixing holes 34 along rotor.Positioned at rotor iron
The quantity of the fixing hole 34 at the both ends of core 31 is equal.
Power output shaft 4 includes two spindle noses 41.One end of spindle nose 41 is located in ball bearing 13 and by ball axle
Hold 13 be supported on end cap 11, the other end is located in axis hole 37 in a manner of gap coordinates.Spindle nose 41 is provided with some connection pawls
42.Connection pawl 42 is uniformly distributed along the circumference of spindle nose.The quantity for connecting pawl 42 is equal with the quantity of fixing hole 34.Connect pawl 42 1
One is accordingly plugged in fixing hole 34.Connection pawl 42 and rotor core form solder joint 44 to link together by soldering.Axle
The separated dismounting power assistant spring 38 of two spindle noses of driving is provided with hole 37.The both ends of rotor 3 respectively pass through a plane bearing 14
Support is in the inner of end cap 11.Plane bearing 14 is supported on connection pawl 42.Connection pawl 42 is connected on plane bearing radially provided with gear
The bearing positive stop 43 of outer end.
The both ends for dismantling power assistant spring 38 respectively delay same two spindle noses 41 of structure 5 correspondingly by a solder joint fatigue
Link together.Solder joint fatigue delays structure 5 to include the supporting plate 51 in the axis hole.Supporting plate 51 is located at axis hole 37
It is interior.The both ends for dismantling power assistant spring 38 delay the supporting plate of structure 5 to abut together with two solder joint fatigues.
Referring to Fig. 2, solder joint fatigue delay structure 5 also include be arranged in rotor core 31 along axis hole 37 circumferentially extend
Annular hydraulic cylinder 52.Annular hydraulic cylinder 52 is provided with the hydraulic piston 53 of annular, the other end close to one end of dismounting power assistant spring 38
Provided with some slide openings 54.Slide opening 54 is circumferentially distributed along axis hole 37.Slide opening 54 radially extends along axis hole 37.Slide opening 54 is positioned at annular
On the madial wall of hydraulic cylinder 52.The interior sealing of slide opening 54 slidably connects pushing block 55.Pushing block 55 and hydraulic piston 53 are in annular hydraulic
Liquid storage cylinder 56 is isolated in cylinder 52.The full hydraulic oil of filling in liquid storage cylinder 56.The one end of hydraulic piston 53 away from liquid storage cylinder is connected with
Some push rods 57.Push rod 57 is circumferentially distributed axially extending along axis hole.Push rod 57 connects the pin 58 extending into axis hole.Axis hole 37
Hole wall be provided with some block avoid holes 59 along the axially extending circumferentially distributed strip of axis hole.Pin 58 is correspondingly
Reached through block avoid holes 59 in axis hole.Dismounting power assistant spring 38 passes through the coaxial head of 51 push and block bar of supporting plate, 58 pin 58
41 end face abuts together and produces the power of extrapolation spindle nose.
Referring to Fig. 3, magnetic links mounting hole 33 has 8.Circumference of 8 magnetic links mounting holes 33 along rotor 1 is uniformly distributed.
Referring to Fig. 1 to Fig. 2, process spindle nose being installed on rotor is：First make the spindle nose of right-hand member（Certainly left end is first assembled
And the same）Connection pawl 42 be inserted into fixing hole correspondingly and the spindle nose of right-hand member is inserted into axis hole 37, pass through tin
The connection pawl of right-hand member spindle nose is welded together and realizes fixation by weldering with rotor core.Again by the connection pawl 42 1 of the spindle nose of left end
One is accordingly inserted into fixing hole and the spindle nose of right-hand member is inserted into axis hole 37, and the process needs firmly extruding and overcomes dismounting to help
The elastic force of power spring 38, then welded together the connection pawl of right-hand member spindle nose with rotor core by soldering, after solder joint solidifies
Collect money to the squeezing action of left end spindle nose, that is, complete being connected for power output shaft and rotor.
Separately the process of power output shaft and rotor is：Melt solder joint 44, the solder joint in the presence of power assistant spring 38 is dismantled
The spindle nose being first melted is more convenient when being ejected and to take out, can be with if the spindle nose now melted after solder joint can not pull out
Pushed up from axis hole with cylinder body.
Claims (9)
1. a kind of motor of claw connection, including shell, stator, rotor and power output shaft, the both ends of shell are provided with end cap, institute
The both ends of power output shaft are stated by ball bearings on the end cap, the rotor includes rotor core and some magnet steel
Piece, the rotor core are provided with axis hole, it is characterised in that the both ends of the rotor core are provided with some fixing holes, the fixation
Hole is made up of along the circumferentially distributed axially extending of axis hole, the power output shaft two spindle noses, and one end of the spindle nose passes through institute
State ball bearings on the end cap, the other end by gap coordinate in a manner of be located in the axis hole, the spindle nose is set
There are some connection pawls being located in correspondingly in the fixing hole.
2. the motor of a kind of claw connection according to claim 1, it is characterised in that the connection pawl and rotor core lead to
Cross soldering to form solder joint and link together, the dismounting power assistant spring for driving described two spindle noses separated is provided with the axis hole.
3. the motor of a kind of claw connection according to claim 2, it is characterised in that also delay to tie including solder joint fatigue
Structure, the both ends of the dismounting power assistant spring respectively delay structure to be linked together with the spindle nose by a solder joint fatigue,
The solder joint fatigue delays structure to include being arranged on the annular hydraulic cylinder circumferentially extended along axis hole in rotor core, the annular
One end of hydraulic cylinder is provided with the hydraulic piston of annular, the other end radially extends circumferentially distributed slide opening, institute along axis hole provided with some
State slide opening to be located on the madial wall of the annular hydraulic cylinder, the slide opening interior sealing slidably connects pushing block, the pushing block and liquid
Liquid storage cylinder is formed between pressure piston, full hydraulic oil is filled in the liquid storage cylinder, the one end of the hydraulic piston away from liquid storage cylinder connects
Some pins being extend into along the circumferentially distributed axially extending push rod of axis hole, the push rod connection in the axis hole are connected to, it is described
Dismounting power assistant spring is supported on by the pin on the end face of the spindle nose, and the hole wall of the axis hole is provided with along axis hole axial direction
The block avoid holes of the strip of extension, the pin stretch out through the block avoid holes.
4. the motor of a kind of claw connection according to claim 3, it is characterised in that the solder joint fatigue delays structure also
Including the supporting plate in the axis hole, the dismounting power assistant spring is supported on the pin by the supporting plate.
5. the motor of a kind of claw connection according to claim 1 or 2 or 3 or 4, it is characterised in that the rotor and end
Between lid by plane bearing support together.
6. the motor of a kind of claw connection according to claim 5, it is characterised in that the plane bearing is supported on described
Connect on pawl.
7. the motor of a kind of claw connection according to claim 6, it is characterised in that the connection pawl is connected on provided with gear
The bearing positive stop of plane bearing radial outer end.
8. the motor of the claw connection according to claim 1 or 2 or 3 or 4, it is characterised in that the rotor core is also set
Have some along the axially extending circumferentially distributed magnetic links mounting hole of axis hole, the magnetic links 1 are located in the magnetic links peace a pair
Fill in hole, the magnetic links mounting hole is blind hole, and the openend of the magnetic links mounting hole, which is threaded with, is pressed against the magnetic
The briquetting for preventing magnetic links axial movement on steel disc.
9. the motor of claw connection according to claim 8, it is characterised in that be provided with magnet steel in the magnetic links mounting hole
Piece ejects spring, and the magnetic links ejection spring is stage clip, and magnetic links can be ejected spring by the briquetting by magnetic links
Be pressed into be retracted to it is most short；Magnetic links can stretch out magnetic links installation in the presence of magnetic links eject spring when removing briquetting
More than 5 millimeters of hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720672465.0U CN206977177U (en) | 2017-06-12 | 2017-06-12 | A kind of motor of claw connection |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720672465.0U CN206977177U (en) | 2017-06-12 | 2017-06-12 | A kind of motor of claw connection |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206977177U true CN206977177U (en) | 2018-02-06 |
Family
ID=61407996
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720672465.0U Expired - Fee Related CN206977177U (en) | 2017-06-12 | 2017-06-12 | A kind of motor of claw connection |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206977177U (en) |
-
2017
- 2017-06-12 CN CN201720672465.0U patent/CN206977177U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180206 Termination date: 20180612 |