CN103095060B - Rotor separating device - Google Patents

Rotor separating device Download PDF

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Publication number
CN103095060B
CN103095060B CN201210022305.3A CN201210022305A CN103095060B CN 103095060 B CN103095060 B CN 103095060B CN 201210022305 A CN201210022305 A CN 201210022305A CN 103095060 B CN103095060 B CN 103095060B
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China
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mentioned
rotor
axle
push rod
housing
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CN201210022305.3A
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CN103095060A (en
Inventor
新井义明
古贺沙织
早之濑敏博
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Mitsubishi Materials Corp
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Mitsubishi Materials Corp
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    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02WCLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
    • Y02W30/00Technologies for solid waste management
    • Y02W30/50Reuse, recycling or recovery technologies
    • Y02W30/82Recycling of waste of electrical or electronic equipment [WEEE]

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  • Manufacture Of Motors, Generators (AREA)
  • Processing Of Solid Wastes (AREA)

Abstract

The present invention provides a rotor separating device which can easily get and reuses rare-earth magnet from a rotor assembly of a motor that is obtained from household electric products through simple separation. According to a device for separating a rotor (5) from the rotor assembly (1), in the rotor assembly, a shaft (2) is inserted into a hole part (5a) at the center of the rotor (5) with the rare-earth magnet and is fixed through jointing. A housing (4) is integrally equipped at one end of the shaft (2), wherein, a base (10) is provided with the following components: supporting components (18,19) that supports the part of the rotor (5), which opposes the housing, is provided in an axis direction of the shaft; a squeezing board (20) which abuts against the opposite part of the housing (4), and a fluid pressing cylinder (16) which squeezes the squeezing board (20) in a direction that is opposite to the supporting direction of the supporting components. Furthermore the supporting components (18,19) which abut against the rotor (5) are made of non-magnet member.

Description

Rotor separator
Technical field
The present invention relates to a kind of for thering is separated this rotor of rotor assembly of the raw-material rotor of rare-earth magnet and reclaim the raw-material rotor separator of above-mentioned rare-earth magnet from possessing.
Background technology
In recent years, utilize the rare-earth magnet of rare earth (rare earth element) to be not only used in the rotor of the motor of the environmentally friendly vehicles of future generation such as hybrid power type automobile, be also used in the OA equipment, household appliances that uses sophisticated technology.Especially in above-mentioned household appliances, in the more novel air-conditioning of manufacturing or the rotor of the compressor of refrigerator or the motor of washing machine, also utilize rare-earth magnet after 2000.
This rare earth element in the world segregation in grown place or producing country, is sought stable supply in order to tackle the factors such as International Politics or exchange rate fluctuation, requires effectively applying flexibly of recycling based on after using.
By the way, if be probably about 10 years according to the lifespan of above-mentioned household appliances, can infer in existing household electrical appliances recycling approach, start to reclaim household appliances, especially air-conditioning or the washing machine that has used rare-earth magnet.Therefore can think, by reclaim household appliances such as having used the air-conditioning of rare-earth magnet or washing machine from this household electrical appliances recycling approach, can reclaim the regenerated resources such as rare metal or rare earth element.
But, present situation is as follows: at present, the process that recovery Waste Household Electric Appliances recycles is by most row dealer commercialization, but mainly by equipment simply respectively, be roughly distinguished into iron, copper, the raw material such as silicon steel plate, make the metal species renewable resources that volumetric ratio is larger, for example from compressor or the washing machine of air-conditioning or refrigerator, dismantle it as the motor of assembly and decompose this motor, from resulting rotor assembly separation rotor only, taking-up is assembled in this epitrochanterian rare-earth magnet and reclaims, this work bothers very much and to recycle cost uneconomical, therefore how to carry out hardly.
, by further simply decomposing (a), shape and the structure shown in (b) that the rotor assembly obtaining from the motor of the extractions such as this household appliances generally has Fig. 9.
That is, this rotor assembly 1 forms by including with the housing 4 of the integrated rotary body 3 of axle 2 of output shaft as this motor with by the cylindric rotor 5 that shrink fit is fixed on above-mentioned axle 2 substantially.
At this, this rotor 5 is located in along axis direction that insert at center and the 5a of hole portion of chimeric axle 2, and equally spaced many places spaced apart in the circumferential direction (for example 4 places) is as shown equipped with through hole 5b in peripheral part.And between these through holes 5b, the magnet that inserts tabular rare-earth magnet 6 runs through and wears along axis direction with through hole 5c.
And, be inserted in above-mentioned magnet and with the rare-earth magnet 6 in through hole 5c, by the both ends at rotor 5, set pressing plate 7 riveted joint and be inserted through these pressing plates 7 and be contained in rotor 5 with the both ends of the pin 8 of through hole 5b.In addition, the rare-earth magnet 6 being inserted into has neodium magnet, SmCo magnet etc.
Therefore, in order also to recycle from above-mentioned rotor assembly 1 recovering rare earth magnet 6, first need to be from rotor assembly 1 separation rotor 5.
But rotor 5 is fixed on and the integrated axle 2 of the housing 4 that includes rotary body 3 by shrink fit.Therefore, as the method for separation rotor 5, can consider the method cutting off method or the fixed rotor 5 of this axle 2 and be pressed into axle 2 and stationary housing 4 and to exert pressure to go up push-jump sub 5 method etc. away from the direction of housing 4.
But, in cutting off the method for axle 2, produce the problems such as fail safe or cutting blade wearing and tearing.And, at fixed rotor 5 and give as security in the method for axle 2, be unsuitable for axle 2 not from the outstanding situation of rotor 5.In addition, in stationary housing 4 method that rotor 5 is exerted pressure, produce rotor 5 distortion and cannot take out in be contained in the problem of magnet in rotor 5 and so on.In addition, because rotor 5 band is magnetic, therefore also have with use in tool-class magnetic absorption and hinder the problem points of smooth and easy work and so on.
Therefore, in following patent documentation 1, proposed by by iron core, copper cash and utilize the nitrogen content of the rotor core of the motor that the permanent magnet of rare earth forms be made as 500ppm above after, the broken and method of carrying out material sorting.
Above-mentioned method in the past can be by annealing to above-mentioned rotor core under gas soft nitriding atmosphere, make the embrittlement of iron core part easily fragmentation, and can suppress a plurality of compositions and be mixed in the ratio in each flinders, be separated into iron, copper and utilize the magnet raw material of rare earth.And, in rotor shrink fit, also can easily smash during in axle.
But, in this method in the past, there are the following problems: after annealing under gas soft nitriding atmosphere, broken above-mentioned rotor core separation of iron, copper, utilize the magnet raw material of rare earth, although therefore can be easily broken, but after separated and while reclaiming by raw material, for example in iron, sneak into copper, or in iron, sneak into magnet raw material, if especially sneak into other raw material, the rotor core that comprises rare-earth magnet is difficult to make rare-earth magnet raw material renewable resources.
Patent documentation 1: Japanese Patent Publication 2007-124841 communique
Summary of the invention
The present invention In view of the foregoing completes, its object be to provide a kind of can be from by extracting household appliances etc. and the simple rotor assembly that decomposes the motor obtaining easily takes out the rotor separator of rare-earth magnet recycling.
In order to solve above-mentioned problem, rotor separator of the present invention, it is from rotor assembly separation rotor, in above-mentioned rotor assembly, in the hole portion that is formed at the center of the above-mentioned rotor with rare-earth magnet, insert as the axle of output shaft and by chimeric being fixed, housing and above-mentioned rotor devices spaced apart are arranged at an end of this axle integratedly, it is characterized in that, a side the support unit that supports the opposed portion of above-mentioned rotor and above-mentioned housing along the axis direction of above-mentioned axle is set on pedestal, stripper plate with the opposing party's butt of above-mentioned opposed portion, and to the direction of the supporting opposite direction with based on above-mentioned support unit, press the fluid-pressure cylinder of this stripper plate, and formed at least and the above-mentioned support unit of the above-mentioned opposed portion butt of above-mentioned rotor or the surface of stripper plate by nonmagnetic material.
And, rotor separator of the present invention, it is characterized in that, in said base, stand and establish many pillars, in the bottom of the top board by these pillar supportings, hang down and establish above-mentioned support unit, and move lifter plate is set freely by being equipped on the above-mentioned fluid-pressure cylinder above-below direction of above-mentioned top board at above-mentioned pillar, described lifter plate is formed with the peristome that can insert logical above-mentioned support unit at central portion, and arrange above-mentioned support unit is clipped in the middle and opposed a pair of above-mentioned stripper plate on this lifter plate, and, by nonmagnetic material, form the surface of at least exposing in above-mentioned rotor assembly side in above-mentioned pillar and above-mentioned lifter plate.
In addition, rotor separator of the present invention, is characterized in that, above-mentioned support unit supports the above-mentioned opposed portion of above-mentioned rotor, and the above-mentioned opposed portion butt of above-mentioned stripper plate and above-mentioned housing, and the surface of this stripper plate is also formed by nonmagnetic material.
And, rotor separator of the present invention, it is characterized in that, possesses ram seat and rotor receiving portion forms, in described ram seat, vertical setting tool has the cylindric push rod pin of the external diameter of the hole portion that can be inserted in above-mentioned rotor, and can make the front end of this push rod pin also these ram seat handling are installed on to above-mentioned lifter plate freely towards the below of vertical, described rotor receiving portion is disposed at the below of above-mentioned push rod pin, and can make the axis direction of above-mentioned axle and the axis of above-mentioned push rod pin is consistent locates above-mentioned rotor.
In the present invention, by being arranged at support unit on pedestal along under the axis direction supporting rotor of axle or a side's of housing state, by fluid-pressure cylinder, to pressing the stripper plate of the opposed portion that is connected to the opposing party with the direction of above-mentioned supporting opposite direction, can easily extract the axle that is fixed on the hole portion of rotor by chimeric from this rotor thus.Therefore at this moment, owing to applying pressing force and extracting and the integrated axle of housing from rotor to housing or rotor, can prevent the shaft distortion of path and be difficult to extract.
And, due to the surface being formed by nonmagnetic material at least with support unit or the stripper plate of above-mentioned rotor butt, therefore can be in mask work, prevent trouble before it happens and in the support unit with its butt or stripper plate, produce the drawbacks such as position deviation with magnetic rotor magnetic absorption.
And, by fluid-pressure cylinder, lifter plate above-below direction is moved and is arranged on freely vertical being located on the pillar on pedestal, on this lifter plate, in the mode that above-mentioned support unit is clipped in the middle, a pair of above-mentioned stripper plate is set, therefore can level keeps this pair of stripper plate and rotor or the housing of this stripper plate institute butt are moved along the axis of axle reliably.Thus, can from the hole portion of rotor, successfully extract axle by less pressing force.
In addition, the surface about at least exposing in rotor assembly side in above-mentioned pillar and lifter plate, is formed by nonmagnetic material too, so rotor and these parts magnetic absorption can not occur.
At this, make rotor and housing (axle) when axis direction relatively moves and extract axle from rotor, by support unit fixed party, by stripper plate and by fluid-pressure cylinder, press the opposing party, if but by above-mentioned support unit supporting rotor, and the opposed portion of pressing housing by stripper plate, do not have and be assembled with the anxiety that the rotor of rare-earth magnet deforms, therefore preferably.
; in the invention of above-mentioned record; due to rotor and housing are relatively moved along axis direction; and extract and the integrated axle of housing from rotor; therefore if not the rotor assembly of this housing or because of the corrosion of axle just in case this axle while being cut off by the pressing force of fluid-pressure cylinder, the axle in cannot separation rotor.
About this point, except said structure, if also possess vertical ram seat and the rotor receiving portion that is provided with push rod pin, the front end by making push rod pin is towards the below of vertical and ram seat is installed on to lifter plate, and be disposed at this push rod pin below rotor receiving portion make the axis direction of axle and the consistent rotor of locating of the axis of push rod pin, then by above-mentioned fluid-pressure cylinder decline lifter plate, can pass through thus push rod pin and directly along axis direction, press last item and from rotor declutch shaft.
Accompanying drawing explanation
Fig. 1 means the front view of an execution mode of rotor separator involved in the present invention.
Fig. 2 is the end view of Fig. 1.
Fig. 3 is the vertical view of Fig. 1.
Fig. 4 is the A portion amplification sectional view of Fig. 1.
Fig. 5 means the vertical view of the support unit of Fig. 4.
Fig. 6 is the vertical view of observing from the B-B line of Fig. 1.
Fig. 7 is the vertical view of observing from the C-C line of Fig. 1.
Fig. 8 be schematically illustrated on the lifter plate of Fig. 4, install ram seat and below rotor receiving portion the longitudinal section of the state of rotor is installed.
Fig. 9 means from the figure of the isolated general rotor assembly of waste and old motor, (a) is stereogram, is (b) exploded perspective view of rotor.
Symbol description
1-rotor assembly, 2-axle, 4-housing, 5-rotor, 5a-hole portion, 10-pedestal, 12-pillar, 13-top board, 14-lifter plate, 16-hydraulic cylinder (fluid-pressure cylinder), 18-cranse seat (support unit), 19-rotor cranse (support unit), 20-stripper plate, 23-ram seat, 25-push rod pin, 27-guide rail, 28-movable platen, 30-rotor bears thing, and 31,32-axle cover.
Embodiment
Fig. 1~Fig. 8 means rotor separator involved in the present invention is applied to from the figure of an execution mode of the device of the rotor assembly separation rotor shown in Fig. 9.In addition, in Fig. 1 and Fig. 2, for a convenient part or the integral body of omitting wall components around of observing.
The bottom 10a of the pedestal 10 of this rotor separator forms the box-shaped of holding collection box 10b, is provided with at an upper portion thereof substrate 11.And, at this substrate 11 4 jiaos, take and be arranged in vertical many (present embodiment the is 4) pillars 12 of top support plate 13 respectively that are provided with of each mode of supposing rectangular bight.
And lifter plate 14 moves and is arranged on freely on these pillars 12 along these pillar 12 above-below directions.As shown in Figure 6, it is the box-shaped at the shallow end that this lifter plate 14 forms integral body by base plate 14a and wallboard 14b, at central portion, is formed with to the peristome 15 of device front openings.
And, in two sides that peristome 15 is clipped in the middle, each leading section of movable rod 16a of hydraulic cylinder (fluid-pressure cylinder) 16 that is fixed on top board 13 is by being linked to the base plate 14a of this lifter plate 14 for absorbing the floating connection head 17 of core shift and parallelism error.
On the other hand, in the uppermost position of lifter plate 14, lower end part in the cranse seat 18 of the below of peristome 15 be fixed on top board 13 below central portion.This cranse seat 18 be take and overlooked cross section as the コ word shape parts of front openings to device, and this opening forms less times greater than the width dimensions of the diameter of rotor 5, to can loosely insert this rotor 5.And, below this cranse seat 18, be provided with rotor cranse 19.
As shown in Figures 4 and 5, the open-ended slot part 19a of (operating surface) side before this rotor cranse 19 is formed with, the other end of this slot part 19a is sealed by circular-arc wall 19b.At this, the center of arc of wall 19b is the centre position of the axis of the movable rod 16a in pair of hydraulic cylinders 16, and its diameter is set as less times greater than the housing 4 of rotor assembly 1 and the outside dimension of the shaft portion 2a between rotor 5, and is less than the external diameter of rotor 5.In addition, the opening portion at slot part 19a is formed with the guide portion 19c broadening gradually towards front opening side.And, by above-mentioned cranse seat 18 and rotor cranse 19, form the support unit of end face (opposed portion) of housing 4 sides of supporting rotors 5.
On the other hand, below the base plate 14a of the lifter plate 14 that peristome 15 is clipped in the middle, each is fixed into its long side direction towards the both forward and reverse directions of Fig. 4 paper to the side-prominent band plate-like stripper plate 20 of peristome 15.At this, stripper plate 20 is for for pressing the parts with the figure rising wood (opposed portion) of the opposed housing 4 of rotor 5 of rotor assembly 1, and the interval of these stripper plates 20 is set as being less than the overall dimension of the horizontal direction of above-mentioned housing 4.
In addition, as shown in Figure 6, rear on the extended line of the slot part 19a of rotor cranse 19, by cylinder 41 towards this slot part 19a free to advance or retreat be provided with push rod 40.And, this device front face side by cylinder 42 below lifter plate 14 and rotor cranse 19 side towards peristome 15 sides free to advance or retreat be provided with receiving plate 43.
In addition, in figure, symbol 44 is the vertical central authorities of top board 13 and the pillar that the roller 45 of window switching use is supported in lifting be freely located at, the window 46 that covering is formed at the peristome 48 of the wall portion before device is arranged at riser guide 47 liftings of these peristome both sides by being wound in the chain edge of this roller 45, open and close thus above-mentioned peristome.And symbol 49 is for supply with the hydraulic pressure unit of working oils to hydraulic cylinder 16 grades, symbol 50 moves the operation board of this device for automatic or manual.
In addition, in the present embodiment, below base plate 14a, relatively stripper plate 20 is fixed with each guide plate 21 on the position of peristome 15 further away from each other.These guide plates 21 are for to be formed with each to the parts of the cross section L font of the outstanding support 21b of peristome 15 side levels in the bottom of the 21a of foot hanging down below base plate 14a, make its long side direction direction be fixed on abreast base plate 14a by bolt 22 and stripper plate 20 in the table of Fig. 4 paper.And, can between these guide plates 21, load and unload ram seat 23 is installed freely.
As shown in Figure 8, this ram seat 23 is the parts of outward appearance substantially planar, is formed with upper face side to the outstanding flange part 23a of foreign side in its both sides.And, can make the flange part 23a of both sides be inserted between this guide plate 21 with the state loading on the support 21b of each guide plate 21.And, at the central portion of this ram seat 23, form porose portion, in this hole portion, be fixed with columned pin fixture 24.
This pin fixture 24 forms the outside dimension in the slot part 19a that can be inserted into rotor cranse 19, and heart portion is fixed with integratedly under the state being installed between guide plate 21 to vertical and prolongs the push rod pin 25 that therein.This push rod pin 25 is slightly less than the bar-like member of the 5a of hole portion of rotor 5 for diameter, and its front end forms the tabular surface 25a identical shaped with cross sectional shape.
On the other hand, as shown in Figures 7 and 8, the peristome 26 of storage case 10b below substrate 11 below rotor cranse 19 and stripper plate 20 is formed for the separated housing 4 etc. to guide to, and pair of guide rails 27 is clipped in the middle this peristome 26 to be layed in the fore-and-aft direction of device.And, across these guide rails 27, and drifting out the mobile movable platen 28 that is provided with freely between the retreating position X of oral area 26 and the middle position Y of peristome 26.In addition vertical being provided with for movable platen 28 being positioned at respectively to locking pin 29a, the 29b on above-mentioned retreating position X and middle position Y on substrate 11.
And, in the central authorities of movable platen 28, be equipped with the through hole 28a that runs through top and bottom, there is the rotor of round-ended cylinder shape to bear thing 30 handling and be arranged at freely this through hole 28a.This rotor bears thing 30 and prepares the different multiple kind of internal diameter size according to the outside dimension of the rotor of declutch shaft 25, and the rotor that utilizes through hole 28a that appropriate size is set bears thing.And, by these guide rails 27, movable platen 28 and rotor, bear thing 30 and form rotor receiving portion.And the axis at push rod pin 25 when locking pin 29b is configured between the guide plate 21 below the lifter plate 14 above ram seat 23 is installed on bears consistent position, Wu30 center (above-mentioned middle position Y) locking movable platen 28 with rotor.
And in addition,, in this rotor separator, by nonmagnetic material, (below, as nonmagnetic material, all use SUS304 in the present embodiment.) form to form cranse seat 18 and the rotor cranse 19 of the support unit of rotor 5.And the stripper plate 20 and the guide plate 21 that form base plate 14a and the wallboard 14b of lifter plate 14 and be fixed on base plate 14a are formed by nonmagnetic material too.
And ram seat 23, push rod pin 25, movable platen 28 and rotor bear thing 30 and are also formed by nonmagnetic material.
With respect to this, on pillar 12, be provided with the axle cover 31,32 being formed by nonmagnetic material being exposed to surperficial outer peripheral face.That is the axle cover cylindraceous 31 that, the predetermined length of the downside of pillar 12 part is had with the outside dimension of this pillar 12 internal diameter size about equally covers.And, the part of the more top side of part that the ratio of pillar 12 is covered by axle cover 31 by axle cover 32 around.
This axle cover 32 is fixed on the cylinder-like part below of lifter plate 14 for upper end, and its internal diameter size is set as less times greater than the outside dimension of axle cover 31.And the length setting of its vertical is the size of the upper part of the covering of bottom 32a when lifter plate 14 is positioned at topmost axle cover 31.
Then the effect of the rotor separator consisting of above structure is described.
As shown in Figure 4, etc., first the shaft portion 2a between the housing of rotor assembly 14 and rotor 5 is inserted into the slot part 19a of rotor cranse 19, and this shaft portion 2a is connected to the state of circular-arc wall 19c, the side end face of the housing of rotor 54 (opposed portion) loaded on rotor cranse 19.
At this moment, when this end face tilts with respect to axis or when this end face result of being fixed with the parts that the circumferential part such as balancer is outstanding forms section portion, with above-mentioned inclination or the embossed card merging of section portion, pad Jie of this absorption is loaded between above-mentioned end face and rotor cranse 19 in advance.Thus, rotor assembly 1 is with sheathed in the state of rotor cranse 19 by horizontal supporting towards vertical its end face by the axis of rotor 5.
Then, by hydraulic pressure unit 49, working oil is supplied to hydraulic cylinder 16 and the lifter plate 14 that declines.Like this, be fixed on the stripper plate below 20 of lifter plate 14 and the rising wood butt of housing 4, to this, further along vertical, the axis direction of axle 2 is pressed.Thus, axle 2 is extracted from the 5a of hole portion of rotor 5, and together separated and fall in collection box 10b from rotor 5 and the housing 4 being integrated.At this moment, along with the decline of lifter plate 14, the axle cover 32 that covers the upper side of pillar 12 declines when covering the axle cover 31 of below.
On the other hand, as shown in Figure 6, about staying the rotor 5 on rotor cranse 19, receiving plate 43 is advanced by cylinder 42 to peristome 15 sides after, by cylinder 41, make push rod 40 forwards outstanding, make thus above-mentioned rotor 5 move and reclaim on receiving plate 43.
With respect to this, in aforesaid operations, just in case because axle 2 is cut off separated with housing 4, when but a part for axle 2 is still stayed the 5a of hole portion of rotor 5, or while wanting rotor assembly to originally just there is no a housing from rotor 5 declutch shafts 2 etc., as shown in Figure 8, first make the front end 25a of push rod pin 25 towards the below of vertical, and ram seat 23 is installed between guide plate 21.
On the other hand, make to be positioned at the movable platen 28 of retreating position X of the peristome 26 that departs from substrate 11 along guide rail 27 to peristome 26 side shiftings, by locking, sell 29b and be positioned middle position Y.And, at the hole of movable platen 28 28a of, the rotor with the internal diameter corresponding with the external diameter of rotor 5 select to be installed and to be born thing 30, and the rotor 5 that remains axle 2 in the 5a of hole portion is arranged to this rotor bears thing 30.Thus, rotor 5 is sheathed on rotor with the state that the axis of the push rod pin of the axis of its axle 2 and top 25 is consistent and bears thing 30.
Therefore, if then supply with working oil the lifter plate 14 that declines to hydraulic cylinder 16, the ram seat 23 below that is installed on lifter plate 14 also together declines, and its push rod pin 25 and axle 2 butts, will further press downwards this.Thus, axle 2 squeezes out also separated from the 5a of hole portion of rotor 5.
As carried out above, about from the isolated rotor 5 of rotor assembly 1, dismantle in addition the pressing plate 7 at both ends, and take out magnet and take off magnetic treatment etc. with the rare-earth magnet 6 in through hole 5c, thus as rare rare-earth magnet raw material recycling.
And, about housing 4 or axle 2, in existing recycling operation, as metal species such as iron, recycle.
Like this, according to the rotor separator being formed by said structure, with by being fixed on rotor cranse 19 on the top board 13 of pedestal 10 along the state of the axis direction supporting rotor 5 of axle 2, by hydraulic cylinder 16 decline lifter plates 14, by stripper plate 20, to pressing the upper ora terminalis of housing 4 with the vertical of above-mentioned supporting opposite direction, can easily from rotor, extract and the separated axle 2 that is fixed on the 5a of hole portion of rotor 5 by shrink fit thus.
At this moment, the floating connection head 17 that is loaded on pair of hydraulic cylinders 16 by being situated between respectively keeps the level of lifter plate 14, the both sides of simultaneously pressing equably housing 4 by a pair of stripper plate 20 that rotor cranse 19 is clipped in the middle, therefore can move this housing 4 reliably along the axis of axle 2.Thus, can from the 5a of hole portion of rotor 5, extract axle 2 swimmingly by less pressing force.
And, by the end face of rotor cranse 19 supporting rotors 5, and by upper ora terminalis (opposed portion) the effect pressing force of 20 pairs of housings 4 of stripper plate, from rotor 5, extract and make it to fall into the collection box 10b of below, and make to stay rotor 5 on rotor cranse 19 and by push rod 40, forwards given prominence to and moved on receiving plate 43 and reclaim, the rotor 5 that therefore can not make to be assembled with rare-earth magnet produces distortion and just can reclaim.
In addition, in above-mentioned rotor separator, on guide plate 21 below being arranged at lifter plate 14, possess the vertical handling that are provided with push rod pin 25 ram seat 23 freely, and below substrate 11 on be provided with by the rotor that can move movable platen 28 freely on guide rail 27 and can be installed on this movable platen 28 and bear the rotor receiving portion that thing 30 forms.
Therefore, when for there is no the rotor assembly of housing 4 or still staying rotor 5 when interior because this axle 2 of the contingency such as corrosion of axle 2 is cut off its part by the pressing force of hydraulic cylinder 16, the front end that can make push rod pin 25 is towards the below of vertical and ram seat 23 is installed between guide plate 21, and make movable platen 28 move to Y position from the X position of Fig. 7, rotor 5 is positioned at after rotor bears thing 30, by hydraulic cylinder 16 decline lifter plates 14, by push rod pin 25, directly along axis direction, pressing last item 2 thus also can be from rotor 5 declutch shaft 2.
At this moment, owing to the front end of push rod pin 25 being formed to the tabular surface 25a identical shaped with cross sectional shape, even if therefore the opposed faces of axle 2 is uneven surface, can when push rod pin 25 and above-mentioned opposed faces butt, not produce horizontal core shift, can by last item 2, also stably from rotor 5, extract axle 2 equably along axis direction yet.
And, by for install the guide plate 21 of above-mentioned ram seat 23 be arranged at base plate 14a below, it is relative stripper plate 20 position of peristome 15 further away from each other, therefore as shown in Figure 4, during rotor 5 by rotor cranse 19 and stripper plate 20 separation rotor assemblies 1, do not have this guide plate 21 yet and interfere and the anxiety of obstruction work.
In addition, while carrying out above-mentioned mask work, the base plate 14a and wallboard 14b, stripper plate 20, guide plate 21, ram seat 23, push rod pin 25, movable platen 28 and the rotor that by the SUS304 as nonmagnetic material, form near the cranse seat 18 with magnetic rotor 5, rotor cranse 19, lifter plate 14 bear thing 30, and about pillar 12 around, also by the axle cover 31,32 that formed by nonmagnetic material around being exposed to surperficial outer peripheral face.
Therefore,, when carrying out above-mentioned mask work, with magnetic rotor 5 magnetic absorptions, in above-mentioned cranse 19 around etc., drawbacks such as producing position deviation (core shift) can prevent trouble before it happens.
At this, about pillar 12, the axle cover 31,32 by consisting of nonmagnetic material covers the outer peripheral face exposing, and therefore compares when forming integral body by nonmagnetic material, can utilize general parts as pillar 12, and can seek to reduce installation cost.
And, even when lifter plate 14 lifting, also due to the outer peripheral face lifting of axle cover 32 along axle cover 31, therefore can cover all the time with simple structure the outer peripheral face of pillar 12.
In addition, in the above-described embodiment, from being object etc. by take the general rotor assembly 1 of external diameter that the overall dimension of housing 4 is greater than rotor 5 as object and stably reclaim rotor 5 sides as far as possible, the structure of only state with by rotor cranse 19 supporting rotors 5 being pressed to housing 4 sides by stripper plate 20 along the axis direction of axle 2 is illustrated, but the invention is not restricted to this, while being less than the external diameter of rotor 5 such as the overall dimension when housing 4 etc., can adopt with the state by support unit support housing 4 sides and by stripper plate, press the structure of rotor 5 sides.

Claims (6)

1. a rotor separator, it is from rotor assembly separation rotor, in above-mentioned rotor assembly, in the hole portion that is formed at the center of the above-mentioned rotor with rare-earth magnet, insert as the axle of output shaft and by chimeric being fixed, housing and above-mentioned rotor devices spaced apart are arranged at an end of this axle integratedly, it is characterized in that
On pedestal, arrange along the axis direction of above-mentioned axle support above-mentioned rotor and above-mentioned housing opposed portion a side support unit, with the opposing party's butt of above-mentioned opposed portion and along the axis direction of above-mentioned axle, move the stripper plate arranging freely and towards above-mentioned axis direction, to the direction of the supporting opposite direction with based on above-mentioned support unit, press the fluid-pressure cylinder of this stripper plate
And formed at least and the above-mentioned support unit of the above-mentioned opposed portion butt of above-mentioned rotor or the surface of stripper plate by nonmagnetic material.
2. rotor separator as claimed in claim 1, is characterized in that,
In said base, stand and establish many pillars, in the bottom of the top board by these pillar supportings, hang down and establish above-mentioned support unit, and move lifter plate is set freely by being equipped on the above-mentioned fluid-pressure cylinder above-below direction of above-mentioned top board at above-mentioned pillar, described lifter plate is formed with the peristome that can insert logical above-mentioned support unit at central portion, and arrange above-mentioned support unit is clipped in the middle and opposed a pair of above-mentioned stripper plate on this lifter plate
And, by nonmagnetic material, form the surface of at least exposing in above-mentioned rotor assembly side in above-mentioned pillar and above-mentioned lifter plate.
3. rotor separator as claimed in claim 1, is characterized in that,
Above-mentioned support unit supports the above-mentioned opposed portion of above-mentioned rotor, and the above-mentioned opposed portion butt of above-mentioned stripper plate and above-mentioned housing, and the surface of this stripper plate is also formed by nonmagnetic material.
4. rotor separator as claimed in claim 2, is characterized in that,
Above-mentioned support unit supports the above-mentioned opposed portion of above-mentioned rotor, and the above-mentioned opposed portion butt of above-mentioned stripper plate and above-mentioned housing, and the surface of this stripper plate is also formed by nonmagnetic material.
5. rotor separator as claimed in claim 2, is characterized in that,
Further possess ram seat and rotor receiving portion, in described ram seat, vertical setting tool has the cylindric push rod pin of the external diameter of the hole portion that can insert above-mentioned rotor, and can make the front end of this push rod pin freely this ram seat is installed on to above-mentioned lifter plate towards below the handling of vertical, described rotor receiving portion is disposed at the below of above-mentioned push rod pin, and can make the axis direction of above-mentioned axle and the axis of above-mentioned push rod pin is consistent locates above-mentioned rotor.
6. rotor separator as claimed in claim 4, is characterized in that,
Further possess ram seat and rotor receiving portion, in described ram seat, vertical setting tool has the cylindric push rod pin of the external diameter of the hole portion that can insert above-mentioned rotor, and can make the front end of this push rod pin freely this ram seat is installed on to above-mentioned lifter plate towards below the handling of vertical, described rotor receiving portion is disposed at the below of above-mentioned push rod pin, and can make the axis direction of above-mentioned axle and the axis of above-mentioned push rod pin is consistent locates above-mentioned rotor.
CN201210022305.3A 2011-10-28 2012-02-01 Rotor separating device Active CN103095060B (en)

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