CN102931779B - Removal method and device suitable for motor rotor shaft and bearing - Google Patents
Removal method and device suitable for motor rotor shaft and bearing Download PDFInfo
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- CN102931779B CN102931779B CN201210488256.2A CN201210488256A CN102931779B CN 102931779 B CN102931779 B CN 102931779B CN 201210488256 A CN201210488256 A CN 201210488256A CN 102931779 B CN102931779 B CN 102931779B
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Abstract
The invention relates to a removal method and device suitable for a motor rotor shaft and a bearing, belonging to the industrial fields of waste and old motor disassembly and old motor maintenance. The device provided by the invention is composed of a device body, a push-and-pull device and a drawing device, wherein the device body is of an integral basic structure which adopts a steel plate welding or casting or concrete pouring structure, and is connected with a workbench; the push-and-pull device comprises a left push-and-pull device and a right push-and-pull device; the drawing device comprises a left drawing device and a right drawing device; one end of the left push-and-pull device is connected to the left drawing device; and one end of the right push-and-pull device is connected to the right drawing device. According to the invention, the problem that special equipment is required for removing a motor rotor shaft from an iron core is solved. Compared with the traditional disassembly mode, the work efficiency is enhanced, the labor intensity is reduced, and the work-related injury risk is eliminated. The invention can be popularized and applied in the field of motor recovery and maintenance.
Description
Technical field
The present invention relates to one and be applicable to rotor axis of electric and bearing splits out method and device, belong to waste and old motor and disassemble and old electrical machmary maintenance industry field.
Background technology
Motor shaft is generally be press fit on iron core (silicon steel sheet stack is fit) by interference fit, and the adhesion of axle and iron core is very large, is difficult to split out.Under conditions present, generally there are two kinds of modes: one is that small rotor is knocked by hammer and splits out, and two is that axial compression is gone out by forcing press by relatively large rotor.But all Shortcomings parts.It is low that hammer knocks efficiency, and with danger, be only limitted to small rotor simultaneously, and slightly larger then can not process.Forcing press is then be more suitable for large-size machine, also bad to the adaptability of middle size motor, and then do not adapt to for micro-machine, and market does not have special equipment, traditional method of operation is all lack of standardization.
Summary of the invention
In order to overcome the deficiency of prior art structure, the invention provides one and being applicable to glacon electric machine rotor axle and bearing splits out method and device.
The technical solution adopted for the present invention to solve the technical problems is: one is applicable to glacon electric machine rotor axle and bearing splits out device, is made up of fuselage, push-pull device at fixed, draw-off gear;
Fuselage is mass-type foundation structure, adopts Plate Welding or casting or pouring concrete structure, fuselage connecting working table;
Push-pull device at fixed is divided into left push-pull device at fixed and right push-pull device at fixed;
Draw-off gear is Zola's pulling device and right draw-off gear;
One end of left push-pull device at fixed connects Zola's pulling device, and one end of right push-pull device at fixed connects right draw-off gear.
Draw-off gear is clamping drawing frock, in order to clamping and the end of unclamping armature spindle.
There is vertical baffle workbench side, the effect of baffle plate is as supporting surface in the process split out respectively at bearing and axle, baffle center is processed with open U-shaped elongated slot downwards to dodge the entity part of armature spindle, the positive basifacial of workbench operating surface has upper and lower groove, is convenient to the bearing that splits out and axle drops automatically.
One is applicable to glacon electric machine rotor axle and bearing splits out method, containing following steps:
Rotor to be dismantled is placed on workbench, the bearing of rotor right-hand member is positioned at outside the baffle plate of workbench, the piston rod of left push-pull device at fixed is to workpiece movable to appropriate location, then first the Zola's pulling device on left push-pull device at fixed clamps the end of armature spindle, left push-pull device at fixed piston rod is moved to the left, drive whole rotor assembly to be moved to the left, the bearing of rotor right-hand member is subject to the stop of baffle plate and comes off from axle, and automatically falls into the collecting box of device bottom; After right-hand member bearing comes off, Zola's pulling device on left push-pull device at fixed keeps stepping up state, the piston rod of left push-pull device at fixed moves right to service position and suspends, its right draw-off gear is driven to be moved to the left to position, armature spindle right part by the piston rod of right push-pull device at fixed again, the right part of the right draw-off gear clamping armature spindle on right push-pull device at fixed, then the piston rod of left push-pull device at fixed and right push-pull device at fixed moves right simultaneously, is gone out by axle from push-and-pull iron core; When the Zola's pulling device end on left push-pull device at fixed is close to iron core end face, Zola's pulling device jaw on left push-pull device at fixed opens, and departs from armature spindle, and the jaw of the right draw-off gear on right push-pull device at fixed keeps clamping, the piston rod of right push-pull device at fixed keeps moving right, and is extracted by axle; When axle departs from iron core completely, the piston rod stop motion of right push-pull device at fixed, and open the jaw of right draw-off gear, depart from armature spindle, armature spindle drops to the collecting box of device bottom automatically.
Beneficial effect of the present invention:
1, the special equipment problem that rotor axis of electric splits out from iron core is solved.
2, disassemble mode relative to tradition, improve operating efficiency, alleviate labour intensity, eliminate industrial injury risk.
3, can apply in motor recovery and maintenance field.
Accompanying drawing explanation
Fig. 1 is structural representation of the present invention.
When considered in conjunction with the accompanying drawings, by referring to detailed description below, more completely can understand the present invention better and easily learn wherein many adjoint advantages, but accompanying drawing described herein is used to provide a further understanding of the present invention, form a part of the present invention, schematic description and description of the present invention, for explaining the present invention, does not form inappropriate limitation of the present invention, wherein:
Below in conjunction with drawings and Examples, the present invention is further described.
Embodiment
Embodiment 1: as shown in Figure 1, one is applicable to rotor axis of electric and bearing splits out device.
Machine is horizontal single arm type hydraulic drawbench, is applicable to rotor axis of electric and bearing splits out needs.
Main machine body is integral solder frame structure, adopts Plate Welding.
A set of hydraulic thrust scuffing of cylinder bore is respectively installed at two ends, body upper left and right, can realize moving left and right of its piston rod by hydraulic-driven.
A set of draw-off gear is respectively installed in hydraulic thrust scuffing of cylinder bore piston rod end, and often overlap and draw-off gear is provided with 2 pieces of relative clamp fixture blocks, by hydraulic-driven, (vertical view from equipment) can make folding before and after jaw.
There is vertical baffle workbench side, the effect of baffle plate is as supporting surface in the process split out respectively at bearing and axle, baffle center is processed with open U-shaped elongated slot downwards in order to dodge the entity part of armature spindle, the width of groove can not be too wide, bearing to be avoided while dodging armature spindle directly to cross in left-right direction, and different-diameter rotor center High variation on the table can be adapted to.The positive basifacial of workbench operating surface has upper and lower groove, and the bearing that splits out and axle can be made automatically to drop.
Hydraulic system adopts manually or electric control reversing valve hydraulic control loop, pulls handle or action button can realize advance, the retrogressing of hydraulic thrust scuffing of cylinder bore piston rod, and the unclamping of drawing frock jaw, clamps, and under clamp position, axle push-and-pull is gone out iron core.The operating pressure of hydraulic system can adjust.
According to the difference of root diameter scope to be dismantled, this form drawbench can manufacture different size, and often kind of specification adapts to the rotor of more than a kind of diameter.
Embodiment 2: as shown in Figure 1, one is applicable to glacon electric machine rotor axle and bearing splits out device, primarily of fuselage 3, push-pull device at fixed, draw-off gear composition.
Fuselage 3 is mass-type foundation structure, adopts Plate Welding or casting or pouring concrete structure, fuselage 3 connecting working table 6.
Push-pull device at fixed is divided into left push-pull device at fixed 1 and right push-pull device at fixed 4, all can realize the movement in the both direction of left and right.
Draw-off gear is Zola's pulling device 2 and right draw-off gear 7,
One end of left push-pull device at fixed 1 connects Zola's pulling device 2, and one end of right push-pull device at fixed 4 also connects right draw-off gear 7.
Push-pull device at fixed is hydraulic thrust scuffing of cylinder bore, can realize moving left and right of its piston rod by hydraulic-driven.
Draw-off gear is provided with 2 pieces of relative clamp fixture blocks, by folding before and after hydraulic-driven jaw.
There is vertical baffle workbench side, as supporting surface in the process that vertical baffle splits out respectively at bearing and axle, vertical baffle center is processed with open U-shaped elongated slot downwards in order to dodge the entity part of armature spindle, the positive basifacial of workbench operating surface has upper and lower groove, and the bearing that splits out and axle can be made automatically to drop.
Hydraulic thrust scuffing of cylinder bore adopts manually or electric control reversing valve hydraulic control loop, pulls handle or action button can realize advance, the retrogressing of hydraulic thrust scuffing of cylinder bore piston rod, and the unclamping of drawing frock jaw, clamps, and under clamp position, axle push-and-pull is gone out iron core.
Embodiment 3:
One is applicable to glacon electric machine rotor axle and bearing splits out method, containing following steps:
Rotor comprises iron core, axle, bearing, is an assembly.Rotor to be dismantled is placed on workbench 6, the bearing of rotor right-hand member is positioned at outside the baffle plate of workbench 6, the piston rod of left push-pull device at fixed 1 is to workpiece movable to appropriate location, then first the Zola's pulling device 2 on left push-pull device at fixed 1 clamps the end of armature spindle, left push-pull device at fixed 1 piston rod is moved to the left, drive whole rotor assembly to be moved to the left, the bearing of rotor right-hand member is subject to the stop of baffle plate and comes off from axle, and automatically falls into the collecting box of device bottom.After right-hand member bearing comes off, Zola's pulling device 2 on left push-pull device at fixed 1 keeps stepping up state, the piston rod of left push-pull device at fixed 1 moves right to service position and suspends, its right draw-off gear 7 is driven to be moved to the left to position, armature spindle right part by the piston rod of right push-pull device at fixed 4 again, right draw-off gear 7 on right push-pull device at fixed 4 clamps the right part of armature spindle, then the piston rod of left push-pull device at fixed 1 and right push-pull device at fixed 4 moves right simultaneously, is gone out by axle from push-and-pull iron core.When Zola's pulling device 2 end on left push-pull device at fixed 1 is close to iron core end face, Zola's pulling device 2 jaw on left push-pull device at fixed 1 opens, and departs from armature spindle, and the jaw of the right draw-off gear 7 on right push-pull device at fixed 4 keeps clamping, the piston rod of right push-pull device at fixed 4 keeps moving right, and is extracted by axle.When axle departs from iron core completely, the piston rod stop motion of right push-pull device at fixed 4, and the jaw opening right draw-off gear 7, depart from armature spindle, armature spindle drops to the collecting box of device bottom automatically.
Above-described process is equivalent to left push-pull device at fixed 1 and right push-pull device at fixed 4 acts on armature spindle simultaneously, and one pushes away one draws.Certainly, if the pulling force of right push-pull device at fixed 4 and clamping force are enough, so left push-pull device at fixed 1 can participate in propelling movement action simultaneously, but this does not affect protection scope of the present invention.And from the angle of reality, this two covers push-and-pull cylinder participates in push-and-pull simultaneously, be conducive to the size of reduction equipment.And push-pull mechanism is not limited in hydraulic cylinder form, other the kind of drive is suitable for and too in protection scope of the present invention.
Obviously, the many modifications and variations that those skilled in the art do based on aim of the present invention belong to protection scope of the present invention.
As mentioned above, embodiments of the invention are explained, but as long as do not depart from inventive point of the present invention in fact and effect can also have a lot of modification, this will be readily apparent to persons skilled in the art.Therefore, such modified example is also all included within protection scope of the present invention.
Claims (1)
1. be applicable to glacon electric machine rotor axle and bearing splits out a method, split out device and be made up of fuselage, push-pull device at fixed, draw-off gear; Wherein fuselage is mass-type foundation structure, adopts Plate Welding or casting or pouring concrete structure, fuselage connecting working table; Push-pull device at fixed is divided into left push-pull device at fixed and right push-pull device at fixed; Draw-off gear is Zola's pulling device and right draw-off gear; One end of left push-pull device at fixed connects Zola's pulling device, and one end of right push-pull device at fixed connects right draw-off gear; It is characterized in that, containing following steps:
Rotor to be dismantled is placed on workbench, the bearing of rotor right-hand member is positioned at outside the baffle plate of workbench, the piston rod of left push-pull device at fixed is to workpiece movable to appropriate location, then first the Zola's pulling device on left push-pull device at fixed clamps the end of armature spindle, left push-pull device at fixed piston rod is moved to the left, drive whole rotor assembly to be moved to the left, the bearing of rotor right-hand member is subject to the stop of baffle plate and comes off from axle, and automatically falls into the collecting box of device bottom; After right-hand member bearing comes off, Zola's pulling device on left push-pull device at fixed keeps stepping up state, the piston rod of left push-pull device at fixed moves right to service position and suspends, its right draw-off gear is driven to be moved to the left to position, armature spindle right part by the piston rod of right push-pull device at fixed again, the right part of the right draw-off gear clamping armature spindle on right push-pull device at fixed, then the piston rod of left push-pull device at fixed and right push-pull device at fixed moves right simultaneously, is gone out by axle from push-and-pull iron core; When the Zola's pulling device end on left push-pull device at fixed is close to iron core end face, Zola's pulling device jaw on left push-pull device at fixed opens, and departs from armature spindle, and the jaw of the right draw-off gear on right push-pull device at fixed keeps clamping, the piston rod of right push-pull device at fixed keeps moving right, and is extracted by axle; When axle departs from iron core completely, the piston rod stop motion of right push-pull device at fixed, and open the jaw of right draw-off gear, depart from armature spindle, armature spindle drops to the collecting box of device bottom automatically.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210488256.2A CN102931779B (en) | 2012-11-26 | 2012-11-26 | Removal method and device suitable for motor rotor shaft and bearing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210488256.2A CN102931779B (en) | 2012-11-26 | 2012-11-26 | Removal method and device suitable for motor rotor shaft and bearing |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102931779A CN102931779A (en) | 2013-02-13 |
| CN102931779B true CN102931779B (en) | 2015-01-28 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210488256.2A Expired - Fee Related CN102931779B (en) | 2012-11-26 | 2012-11-26 | Removal method and device suitable for motor rotor shaft and bearing |
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Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103441618B (en) * | 2013-08-29 | 2015-12-30 | 湖州永昌贝诗讬电器实业有限公司 | A kind of rotor automatic pressing jump ring last item holds machine |
| CN104551588A (en) * | 2014-02-28 | 2015-04-29 | 河南大学 | Device capable of automatically pulling gear |
| CN108453666A (en) * | 2018-05-30 | 2018-08-28 | 南京昌欣机械设备有限公司 | Open screwing element safeguards adjustment platform with mandrel |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SU1636940A1 (en) * | 1988-05-30 | 1991-03-23 | Предприятие П/Я Р-6220 | Method and device for disassembly of induction motor |
| CN201871914U (en) * | 2010-08-06 | 2011-06-22 | 陕西火石咀煤矿有限责任公司 | Hydraulic roller disassembling machine |
| CN202479778U (en) * | 2012-03-13 | 2012-10-10 | 黄石邦柯科技股份有限公司 | Lifting table type wheel set bearing withdrawal machine |
| CN202539919U (en) * | 2012-04-24 | 2012-11-21 | 鄂州市合强机械发展有限公司 | Bearing withdrawing machine |
| CN203219130U (en) * | 2012-11-26 | 2013-09-25 | 台州京城再生资源技术研究院有限公司 | Detaching-out device suitable for motor rotor shaft and bearing |
-
2012
- 2012-11-26 CN CN201210488256.2A patent/CN102931779B/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SU1636940A1 (en) * | 1988-05-30 | 1991-03-23 | Предприятие П/Я Р-6220 | Method and device for disassembly of induction motor |
| CN201871914U (en) * | 2010-08-06 | 2011-06-22 | 陕西火石咀煤矿有限责任公司 | Hydraulic roller disassembling machine |
| CN202479778U (en) * | 2012-03-13 | 2012-10-10 | 黄石邦柯科技股份有限公司 | Lifting table type wheel set bearing withdrawal machine |
| CN202539919U (en) * | 2012-04-24 | 2012-11-21 | 鄂州市合强机械发展有限公司 | Bearing withdrawing machine |
| CN203219130U (en) * | 2012-11-26 | 2013-09-25 | 台州京城再生资源技术研究院有限公司 | Detaching-out device suitable for motor rotor shaft and bearing |
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| CN102931779A (en) | 2013-02-13 |
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Granted publication date: 20150128 Termination date: 20171126 |
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