CN201536298U - Stator withdrawing device - Google Patents
Stator withdrawing device Download PDFInfo
- Publication number
- CN201536298U CN201536298U CN2009200625214U CN200920062521U CN201536298U CN 201536298 U CN201536298 U CN 201536298U CN 2009200625214 U CN2009200625214 U CN 2009200625214U CN 200920062521 U CN200920062521 U CN 200920062521U CN 201536298 U CN201536298 U CN 201536298U
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- hole
- support ring
- sub
- countermand
- backing plate
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- Expired - Fee Related
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Abstract
The utility model provides a stator withdrawing device, comprising a support assembly. The support assembly is provided with a support ring, and a through hole allowing a motor stator to pass through is arranged on the support ring. A buckling assembly is positioned below the support assembly and is provided with a three-jaw chuck, and the buckling jaws of the three-jaw chuck can stretch and draw back along the radial direction. The support assembly can move relative to the buckling assembly in a vertical direction under the driving of a power source, and the three-jaw chuck and the through hole are coaxially arranged. By using the stator withdrawing device provided by the utility model, the motor stator can be conveniently taken out from an end cover without damaging the end cover and the motor stator, the labor intensity of an operator is low, and the working efficiency is high.
Description
Technical field
The utility model relates to a kind of electrical machmary maintenance frock, and especially a kind of being used for countermands sub-device with motor stator from what motor took out.
Background technology
Motor stator is the important part of motor, and the prior motor stator has the iron core of a ring-type, and is wound with coil windings on iron core.When producing motor, the motor stator that making need be finished is put into the end cap of electric machine casing, forms the semi-finished product motor, and existing semi-finished product motor as shown in Figure 1.
Referring to Fig. 1, semi-finished product motor 10 has the motor stator 12 that a making finishes, and motor stator 12 is placed in the end cap 11 of electric machine casing.Motor stator 12 has iron core 13, is wound with coil windings 14 on iron core 13.Motor stator 12 is packed into behind the end cap 11, and the outer rim of iron core 13 is fixed in end cap 11 sidewalls tightly.As seen from Figure 1, end cap 11 1 end openings of semi-finished product motor 10, the iron core 13 of motor stator 12 and the part of coil windings 14 are exposed to end cap 11 openends.End cap 11 openends are provided with the outward extending extension 16 of a circle, and extension 16 is vertical with the sidewall of end cap 11.
If cause short circuit, when unfavorable condition such as short-term, motor stator 12 flakes takes place, motor stator 12 need be taken out from end cap 11, and motor stator 12 is keeped in repair because of motor stator 12 in the motor operation course.Existing method for maintaining is to use hand mill that end cap 11 is cut, and is about to the roof and the sidewall cutting and separating of end cap 11, afterwards motor stator 12 is taken out.
But, use hand mill that end cap 11 is cut, will damage end cap 11, end cap 11 integral body are scrapped.Simultaneously, in cutting during end cap 11, hand mill causes damage to motor stator 12 once touch motor stator 12, increases the workload of maintenance.And, use hand mill cutting end cap 11, operating personnel's working strength is big, inefficiency, the maintenance cost of motor stator 12 is higher.
Summary of the invention
Main purpose of the present utility model provides a kind of sub-device of countermanding of motor stator and end cap of avoiding damaging;
Another purpose of the present utility model provide a kind of take out sub-operating efficiency higher countermand sub-device.
For realizing above-mentioned main purpose, the sub-device that countermands that the utility model provides includes bearing assembly, and bearing assembly has support ring, offers the through hole that allows motor stator to pass on the support ring; One engaging assembly is positioned at the below of bearing assembly, the engaging assembly has scroll chuck, the claw of scroll chuck can radially stretch, and bearing assembly can engage the assembly motion in vertical direction relatively under drive power source, and the through hole coaxial line of scroll chuck and support ring is provided with.
When taking out motor stator, the openend of semi-finished product motor end cap is placed on the support ring through hole that makes the iron core that is exposed to the end cap openend and coil windings pass support ring.Then, make the claw of scroll chuck be in contraction state, and regulate distance between engaging assembly and the bearing assembly, make the claw of scroll chuck pass through hole and extend in the interior circle of iron core by power source.Then, regulate the position of scroll chuck claw, make the claw expansion, the head of claw is fastened on the end face of circle in the iron core, and by power source bearing assembly is upwards promoted, and motor stator promptly breaks away from from end cap, thereby motor stator is taken out.
By such scheme as seen, when taking out motor stator, do not need to use hand mill cutting end cap, avoid damaging end cap, avoid motor stator is caused damage yet.And take out the motor stator maintenance that realizes semi-automation, operating personnel's working strength is little, and high efficiency also reduces the cost that motor stator keeps in repair.
A preferred scheme is, power source is a Pressure Actuated Device, Pressure Actuated Device has upper head plate and bottom plate, bearing assembly is made of a backing plate, a top board and one group of connecting rod that connects top board and backing plate, backing plate is provided with the through hole concentric with the support ring through hole, and the fixing lower surface of upper head plate of top board.
This shows that bearing assembly is separately fixed on the upper head plate and bottom plate of actuating unit with engaging assembly, can change bearing assembly and the distance of engaging between the assembly easily, be convenient to motor stator is taken out by Pressure Actuated Device.
Description of drawings
Fig. 1 is the structure chart of semi-finished product motor;
Fig. 2 is the structure chart of the utility model embodiment, countermands among the figure and is placed with the semi-finished product motor in the sub-device;
Fig. 3 is the structure chart of the user mode of the utility model embodiment, and countermanding among the figure in the sub-device placement has the semi-finished product motor.
The utility model is described in further detail below in conjunction with embodiment and accompanying drawing.
Embodiment
Referring to Fig. 2, countermand sub-device and have a hydraulic press 20, the many guide rods 23 that hydraulic press 20 has upper head plate 21, bottom plate 22 and connects upper head plate 21 and bottom plate 22 as Pressure Actuated Device.Under the pressure transmission of hydraulic press 20, upper head plate 21 can vertically do relative motion with bottom plate 22, thereby changes the distance between upper head plate 21 and the bottom plate 22.
Be provided with the backing plate 33 that be arranged in parallel with top board 31 under the top board 31, fixedly connected by many connecting rods 32 between top board 31 and the backing plate 33.The upper end of connecting rod 32 is fixed on the bottom of top board 31, and the lower end is fixed on the backing plate 33 by screw 38.And the middle part of backing plate 33 offers through hole 36.
Be installed with support ring 34 on the backing plate 33, support ring 34 is a ring-type cylinder, support ring 34 by screw above backing plate 33, and support ring 34 middle parts offer through hole 35, through hole 35 is positioned at through hole 36 tops of backing plate 33, and through hole 35 is circle with through hole 36, and concyclic heart line is provided with, i.e. the center of circle of the center of circle of through hole 35 and through hole 36 being projected on the same point in vertical direction.As seen from Figure 2, the aperture of through hole 35 is less than the aperture of through hole 36.
A plurality of parts moulding respectively of bearing assembly 30 connects by screw after the moulding, is convenient to the production of each parts, also makes things convenient for the installation of bearing assembly 30.
Upper fixed at bottom plate 22 is equipped with engaging assembly 40, and engaging assembly 40 is made of flange 47 and scroll chuck 41, and flange 47 is fixedly mounted on the below of scroll chuck 41, and flange 47 is fixedly mounted on the upper surface of bottom plate 22 by screw 25.
Preferably, scroll chuck 41 coaxially is provided with the through hole 35 of support ring 34, and promptly the axis of the axis of scroll chuck 41 and through hole 35 is on same straight line.
Scroll chuck 41 has chassis 42, and chassis 42 is provided with three claws 43, and the top of each claw 43 is equipped with outwardly directed holding section 44.Three claws 43 of scroll chuck 41 can scroll chuck 41 axis be the axle center, along the expansion radially outward of scroll chuck 41 or inwardly shrink.
As seen from Figure 2, scroll chuck 41 be positioned at backing plate 33 through holes 36 under, three claws 43 can pass through hole 36 and through hole 35, the top of claw 43 extend into the top of support ring 34 slidably.Preferably, the chassis 42 of scroll chuck 41 has stage portion, and the external diameter of stage portion maximum passes through hole 36 greater than the internal diameter of through hole 36 with the chassis 42 that prevents scroll chuck 41.
Before use countermands sub-device power taking machine stator, regulate the distance between hydraulic press upper head plate 21 and the bottom plate 22 earlier, make the distance between upper head plate 21 and the bottom plate 22 bigger, and the engaging assembly 40 be positioned at bearing assembly 30 under, promptly the claw 43 of scroll chuck 41 does not stretch in the through hole 36 of backing plate 33.And three claws 43 of scroll chuck 41 radially are being in contraction state.
When moving back motor stator, semi-finished product motor 10 back-offs are placed on the support ring 34, as shown in Figure 2, the openend of semi-finished product motor 10 end caps 11 down, and the extension 16 of end cap 11 is bearing on the upper surface of support ring 34, is exposed to end cap 11 outer iron core 13 and coil windings 14 and stretches in the through hole 35.
Regulate distance between upper head plate 21 and the bottom plate 22 by hydraulic press then, make claw 43 slips of scroll chuck 41 and extend into the through hole 36 of backing plate 33 and the through hole 35 of support ring 34 in.When 44 arrival of the holding section of claw 43 were higher than the position of iron core 13 upper surfaces, claw 43 was made radial dilatation, and holding section 44 is fastened on the upper surface of iron core 13.
Then, upper head plate 21 relative bottom plates 22 raise, and the distance between upper head plate 21 and the bottom plate 22 is increased, as shown in Figure 3, the end cap 11 that is bearing on the support ring 34 is up with bearing assembly 30, and motor stator 12 is by claw 43 clampings of scroll chuck 41, and is pulled out from end cap 11.
At last, treat that bearing assembly 30 goes upward to when being higher than scroll chuck 41 claws 43 tops, the claw 43 of scroll chuck 41 shrinks, and operating personnel can take out motor stator 12.
By such scheme as seen, use countermands son and stops power taking machine stator 12, does not need to use hand mill that end cap 11 is carried out cutting process, avoids the damage to end cap 11 and motor stator 12, also improve the operating efficiency of power taking machine stator 12, and reduce the maintenance cost of motor stator 12.
Need to prove, in the present embodiment, the support ring 34 that is provided with on backing plate 33 can be arranged to different sizes according to the electric motor end cap 11 of different model, different size, if electric motor end cap 11 openend sizes are bigger, can omit and make support ring 34, countermand the period of the day from 11 p.m. to 1 a.m, motor is placed on the backing plate 33, then this moment, backing plate 33 had the effect of backing plate 33 and support ring 34 concurrently.
Certainly, the foregoing description only is preferred implementation of the utility model, during practical application more variation can be arranged.For example, bearing assembly can be one-body molded, i.e. top board, connecting rod, backing plate, support ring one moulding by casting; Perhaps, use the rivet instead of screws as fixedly connected backing plate of connector and support ring; Or, use other power sources, as Pressure Actuated Device or the like, these changes also can realize the purpose of this utility model as alternative hydraulic presses such as hydraulic presses.
It is emphasized that at last the utility model is not limited to above-mentioned execution mode, also should be included in the protection range of the utility model claim as small variations such as the change of each component locations of bearing assembly, the changes of connecting rod quantity.
Claims (7)
1. countermand sub-device, it is characterized in that: comprise
Bearing assembly, described bearing assembly has support ring, offers the through hole (35) that allows stator to pass on the described support ring;
The engaging assembly is positioned at the below of described bearing assembly, and described engaging assembly comprises the scroll chuck of scalable claw radially;
Described bearing assembly can be in the described relatively engaging assembly motion of vertical direction, described scroll chuck and described through hole (35) coaxial line setting under drive power source.
2. according to claim 1ly countermand sub-device, it is characterized in that:
Described power source is a Pressure Actuated Device, and described Pressure Actuated Device has upper head plate and bottom plate;
Described bearing assembly is made of a backing plate, a top board and one group of connecting rod that connects described top board and described backing plate;
Described backing plate is provided with the through hole (36) concentric with described support ring through hole (35);
The lower surface of the fixing described upper head plate of described top board.
3. according to claim 2ly countermand sub-device, it is characterized in that:
The aperture of the through hole of described support ring (35) is less than the aperture of the through hole (36) of described backing plate.
4. according to claim 2ly countermand sub-device, it is characterized in that:
Described support ring is fixed on the top of described backing plate by connector.
5. according to claim 4ly countermand sub-device, it is characterized in that:
Described connector is screw or rivet.
6. according to claim 1 and 2ly countermand sub-device, it is characterized in that:
Described engaging assembly also has the flange that is fixed on described scroll chuck below, and described flange is fixed on the upper surface of described bottom plate.
7. according to claim 2ly countermand sub-device, it is characterized in that:
Described Pressure Actuated Device is hydraulic press or hydraulic press.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009200625214U CN201536298U (en) | 2009-08-13 | 2009-08-13 | Stator withdrawing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009200625214U CN201536298U (en) | 2009-08-13 | 2009-08-13 | Stator withdrawing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201536298U true CN201536298U (en) | 2010-07-28 |
Family
ID=42536072
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009200625214U Expired - Fee Related CN201536298U (en) | 2009-08-13 | 2009-08-13 | Stator withdrawing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201536298U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106357062A (en) * | 2016-11-19 | 2017-01-25 | 郑州天舜电子技术有限公司 | Free falling body type semi-finished product stator separation device |
-
2009
- 2009-08-13 CN CN2009200625214U patent/CN201536298U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106357062A (en) * | 2016-11-19 | 2017-01-25 | 郑州天舜电子技术有限公司 | Free falling body type semi-finished product stator separation device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| 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: 20100728 Termination date: 20180813 |