CN104942529B - Bearing heating device and bearing heating system - Google Patents
Bearing heating device and bearing heating system Download PDFInfo
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- CN104942529B CN104942529B CN201510328921.5A CN201510328921A CN104942529B CN 104942529 B CN104942529 B CN 104942529B CN 201510328921 A CN201510328921 A CN 201510328921A CN 104942529 B CN104942529 B CN 104942529B
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- 238000010438 heat treatment Methods 0.000 title claims abstract description 158
- 230000007246 mechanism Effects 0.000 claims abstract description 27
- 230000002457 bidirectional effect Effects 0.000 claims abstract description 23
- 238000009413 insulation Methods 0.000 claims abstract description 12
- 210000005069 ears Anatomy 0.000 claims description 11
- 230000000903 blocking effect Effects 0.000 claims description 7
- 238000001514 detection method Methods 0.000 claims description 5
- 230000007306 turnover Effects 0.000 claims description 5
- 238000000034 method Methods 0.000 abstract description 8
- 230000008569 process Effects 0.000 abstract description 7
- 230000000694 effects Effects 0.000 abstract description 3
- 230000004044 response Effects 0.000 description 4
- 239000000463 material Substances 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 239000010425 asbestos Substances 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 235000013399 edible fruits Nutrition 0.000 description 1
- 239000003365 glass fiber Substances 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 229910052895 riebeckite Inorganic materials 0.000 description 1
- 239000005060 rubber Substances 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C35/00—Rigid support of bearing units; Housings, e.g. caps, covers
- F16C35/04—Rigid support of bearing units; Housings, e.g. caps, covers in the case of ball or roller bearings
- F16C35/06—Mounting or dismounting of ball or roller bearings; Fixing them onto shaft or in housing
- F16C35/063—Fixing them on the shaft
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
- B23P11/00—Connecting or disconnecting metal parts or objects by metal-working techniques not otherwise provided for
- B23P11/02—Connecting or disconnecting metal parts or objects by metal-working techniques not otherwise provided for by first expanding and then shrinking or vice versa, e.g. by using pressure fluids; by making force fits
- B23P11/025—Connecting or disconnecting metal parts or objects by metal-working techniques not otherwise provided for by first expanding and then shrinking or vice versa, e.g. by using pressure fluids; by making force fits by using heat or cold
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C19/00—Bearings with rolling contact, for exclusively rotary movement
- F16C19/22—Bearings with rolling contact, for exclusively rotary movement with bearing rollers essentially of the same size in one or more circular rows, e.g. needle bearings
- F16C19/34—Bearings with rolling contact, for exclusively rotary movement with bearing rollers essentially of the same size in one or more circular rows, e.g. needle bearings for both radial and axial load
- F16C19/38—Bearings with rolling contact, for exclusively rotary movement with bearing rollers essentially of the same size in one or more circular rows, e.g. needle bearings for both radial and axial load with two or more rows of rollers
- F16C19/383—Bearings with rolling contact, for exclusively rotary movement with bearing rollers essentially of the same size in one or more circular rows, e.g. needle bearings for both radial and axial load with two or more rows of rollers with tapered rollers, i.e. rollers having essentially the shape of a truncated cone
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C2300/00—Application independent of particular apparatuses
- F16C2300/10—Application independent of particular apparatuses related to size
- F16C2300/14—Large applications, e.g. bearings having an inner diameter exceeding 500 mm
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C2360/00—Engines or pumps
- F16C2360/31—Wind motors
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Sustainable Development (AREA)
- Sustainable Energy (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Furnace Details (AREA)
- Furnace Housings, Linings, Walls, And Ceilings (AREA)
Abstract
The invention provides a bearing heating device and a bearing heating system, wherein the bearing heating device comprises: the heating furnace is connected with the lifting device; the heating furnace is an annular cavity with an open bottom, a heating element is arranged in the heating furnace, two first annular heat insulation parts are arranged at the bottom of the heating furnace, an annular furnace mouth for the heated bearing to enter and exit is formed between the two first annular heat insulation parts, at least one first annular heat insulation part is hinged with the furnace wall, and a bidirectional elastic resetting mechanism is arranged at the hinged position. The invention has the following technical effects: in the process of heating the bearing, extra hoisting operation is not needed, and the bearing can conveniently enter and exit the furnace chamber by arranging the first annular heat insulation component with the bidirectional elastic resetting function, and can automatically form a closed furnace chamber with the bearing heating and supporting device, thereby simplifying the operation flow and improving the heating efficiency.
Description
Technical field
The present invention relates to mechanical assembly technique field, more particularly to a kind of bearing heating device and bearing heating system.
Background technology
Wind generating technology has obtained quick development in China in recent years, and the capacity of separate unit blower fan also becomes increasingly
Greatly, the assembling of its middle (center) bearing is required to bearing heating, makes the inner sleeve expanded by heating of bearing, then its set is attached on axle, MW levels
The quality of permanent magnet direct-driving aerogenerator bearing heating mode directly affects the efficiency of assembling of permanent magnet direct-driving aerogenerator.
At present, the mode of heating of bearing is bearing to be heated using fixed heating furnace, and operating process is：First use
Bell is lifted by driving (or crane) to be removed, and is placed on another place, and bearing to be heated lifting is placed into stove then
It is interior, then again with traveling crane shove charge lid by bell lid, when heating-up temperature is increased to the numerical value specified, again bell is hung
Rise, bearing is hung out from heating furnace；The last bell that lifts again is by stove lid.Whole process is wasted totally using driving 6 times
The substantial amounts of time, and cannot realize the motorization assembly of shafting.
The content of the invention
It is an object of the invention to provide a kind of bearing heating device and bearing heating system, to improve bearing heating efficiency
's.
For achieving the above object, the technical solution adopted in the present invention is：
A kind of bearing heating device, including：Lowering or hoisting gear and the heating furnace being connected with lowering or hoisting gear；
The heating furnace is the annular housing that bottom opens, and the heating furnace is internally provided with heating element heater, it is described plus
The bottom of hot stove has the different first annular heat insulating member of two diameters, the big described first annular heat insulating member connection of diameter
On the furnace wall of outer shroud, the little described first annular heat insulating member of diameter is connected on the furnace wall of internal ring, two first rings
The fire door of the annular for the turnover of heated bearing, first annular heat insulating member described at least one are formed between shape heat insulating member
It is hinged with the furnace wall, the hinged place is provided with bidirectional elastic resetting-mechanism.
More preferably, the furnace wall include furnace wall body and be arranged on two of the bottom of furnace wall body it is annular heat-insulated
Bar, described two annular heat bars are separately positioned on the furnace wall body of furnace wall body and outer shroud of internal ring, described first annular
Heat insulating member is arranged on the heat insulating strip, and first annular heat insulating member described at least one is hinged with the heat insulating strip.
More preferably, be provided with multiple door shaft structures on it there is the heat insulating strip that is hinged, the door shaft structure include to
Shao Liangge ears, are provided with axis hole in the ear, through there is bearing pin in axis hole, the bearing pin being capable of relatively described ear turn
Dynamic, the first annular heat insulating member is fixedly connected with the bearing pin, and the bidirectional elastic resetting-mechanism is arranged at the bearing pin
On.
More preferably, the door shaft structure includes Liang Ge ears, and the bidirectional elastic resetting-mechanism includes multiple torsion springs, each
At least provided with a torsion spring in door shaft structure, the torsion spring is set on the bearing pin, and is located between two ears,
One end of the torsion spring is fixedly connected with the bearing pin, other end clamping or is fixedly connected on the first annular heat insulating member
On, the plurality of torsion spring is multiple two-way torsion springs or multiple positive torsion springs and reverse torsion spring.
More preferably, the plurality of torsion spring includes the equal positive torsion spring of quantity and reverse torsion spring, the door shaft structure along
The ring circumferential direction of the heat insulating strip is uniformly arranged, and arranges a positive torsion spring or reverse torsion spring in each door shaft structure, it is described just
It is alternately distributed in the ring circumferential direction to torsion spring and reverse torsion spring.
More preferably, the first annular heat insulating member is splitted structure, and described in per lobe, first annular heat insulating member correspondence is even
The equal positive torsion spring of several door shaft structures and quantity and reverse torsion spring.
More preferably, the first annular heat insulating member for being arranged on the furnace wall side of outer shroud is hinged with the furnace wall of the outer shroud, if
Put the first annular heat insulating member in the side of the furnace wall of internal ring to be fixedly connected with the internal ring furnace wall.
More preferably, the first annular heat insulating member is splitted structure.
More preferably, the lowering or hoisting gear is portal structures, including two root posts and the crossbeam that is erected on the column, institute
State and between crossbeam and the column, be provided with linear telescopic mechanism, the heating furnace is lifted on the crossbeam.
More preferably, the furnace wall is insulant, and the heating element heater is electrical heating elements, and the electrical heating elements are arranged on
On the medial wall of the furnace wall of the furnace wall of the internal ring and the outer shroud.
More preferably, the heating furnace burner hearth is internally provided with insulation blocking frame, the insulation blocking frame in described plus
Between thermal element and the heated bearing.
More preferably, first temperature transducer and detection quilt of detection cavity temperature are provided with the furnace chamber in the heating furnace
Second temperature transducer of the temperature of heating bearing.
A kind of bearing heating system, including the bearing heating device of any of the above technical characteristic, also including bearing heating
Support arrangement, the bearing heating support meanss include platform and the bearing for supporting heated bearing being arranged on platform
Support member, is provided with the second annular heat part on the bearings part, the second annular heat part
Size is adapted with the size of the first annular heat insulating member, after bearing to be heated is inserted the heating furnace, described
First annular heat insulating member can be abutted against with the second annular heat part.
More preferably, the bearings part is cylinder mechanism or hydraulic mechanism, and the second annular heat part sets
Put on the side wall of the piston in the cylinder mechanism or hydraulic mechanism.
More preferably, also including guide rail, the platform is arranged on the guide rail and can move on the guide rail, described
Lowering or hoisting gear is portal structures, is crossed on the both sides of the guide rail.
The bearing heating device and bearing heating system of the embodiment of the present invention has the following technical effect that：Bearing is being entered
During row heating, it is not necessary to the extra lifting operation for bearing, it is only necessary to control lowering or hoisting gear and lifted or reduced
Heating furnace.In addition, by arranging the first annular heat insulating member with bidirectional elastic reset function so that bearing enters to come out of the stove
Chamber is more convenient, and can form closed furnace chamber with the bearing heating support meanss of loading bearing automatically, simplifies operation stream
Journey, improves bearing heating efficiency.
Description of the drawings
Bearing heating device structural representations of the Fig. 1 for embodiment one；
Fig. 2 is the structural representation of the bearing heating device after being put into bearing；
Fig. 3 is the enlarged diagram in I portions in Fig. 2；
Fig. 4 is one of structural representation of first annular heat insulating member；
Fig. 5 is the two of the structural representation of first annular heat insulating member；
Close-up schematic views of the Fig. 6 for Fig. 5；
Structural representations of the Fig. 7 for the bearing heating system of embodiment two.
Wherein：1- bearing heating devices；11- lowering or hoisting gears；111- columns；112- crossbeams；113- linear telescopics mechanism；
12- heating furnaces；The first annular heat insulating members of 121-；122- bidirectional elastic resetting-mechanisms；1221- forward direction torsion springs；1222- is reversely turned round
Spring；123- furnace walls；1231- furnace walls body；1232- heat insulating strips；124- door shaft structures；1241- bearing pins；1242- ears；125- adds
Thermal element；126- insulation blocking framves；2- bearing heating support meanss；21- platforms；22- the second annular heat parts；23- bearings
Support member；24- guide rails.
Specific embodiment
In order that the objects, technical solutions and advantages of the present invention become more apparent, below in conjunction with drawings and Examples pair
The bearing heating device and bearing heating system of the present invention is further elaborated.It should be appreciated that tool described herein
Body embodiment only to explain the present invention, is not intended to limit the present invention.
Embodiment one
Shown as shown in Figure 1 to Figure 3, the bearing heating device of the present embodiment includes：Lowering or hoisting gear 11 and and lowering or hoisting gear
The heating furnace 12 of 11 connections；Heating furnace 12 is the annular housing that bottom opens, and heating furnace 12 is internally provided with heating element heater
125, the bottom of heating furnace 12 has a different first annular heat insulating member (121) of diameter, diameter it is big it is described first annular every
Thermal part 121 is connected on the furnace wall 123 of outer shroud, and the little described first annular heat insulating member 121 of diameter is connected to the stove of internal ring
On wall 123, the fire door of annular for heated bearing turnover formed between two first annular heat insulating members 121, two the
In one annular heat part 121, at least one is hinged with furnace wall 123, and hinged place is provided with bidirectional elastic resetting-mechanism 122.
The size of above-mentioned annular housing, shape are not limited, as long as bearing to be heated can be accommodated, in actual use, are typically adopted
With the cavity of annular.
As shown in Figure 2, the bearing heating device of the present embodiment needs and the bearing heating support meanss in embodiment two
After combining, complete heating cavity could be formed, so as to heat to parts of bearings.In order to increase heating cavity
Seal, forms the size of annular fire door bearing typically less than to be heated between two first annular heat insulating members 121,
As long as formed one of them first annular heat insulating member 121 and furnace wall being hinged, it becomes possible to allow bearing to be heated successfully from
Fire door is passed in and out.The purpose for arranging bidirectional elastic resetting-mechanism 122 is to apply reset response to first annular heat insulating member 121
Power, bearing to be heated is inserted add stove in or after taking out from stove, can automatically reset to initial position, and
When bearing to be heated is inserted addition stove, the in first annular heat insulating member 121 and bearing heating support meanss is enable
Second ring heat insulating member is closely abutted, so as to form a closed heating cavity.The initial position of first annular heat insulating member
Should be horizontal or horizontal level up and down near, the setting of its particular location can be according to the bearing coordinated with heating furnace
Depending on the set location of the second annular heat part of heating support meanss, as long as enabling to first annular heat insulating member 121
Can closely abut with the second annular heat part, there can be certain reset response power to keep preferably when abutting
This tight abutting state.
In actual use, first by the bearing heating support meanss by bearing to be heated is carried as heating
The lower section of stove 12, lowering or hoisting gear 11 drive heating furnace 12 to move downward, i.e., towards bearing movable, then the top of bearing will be pushed up
Dynamic first annular heat insulating member 121 is rotated up, after bearing is completely into heating furnace 12, first annular heat insulating member 121 according to
Move to initial position by the reset response power of bidirectional elastic resetting-mechanism 122, and abut to the of bearing heating support meanss
On second ring heat insulating member 22, closed furnace chamber is formed.After the completion of to be heated, lowering or hoisting gear 11 drives heating furnace 12 to transport upwards
Dynamic, i.e., away from bearing movable, the bottom of bearing will push first annular heat insulating member 121 and rotate down, when bearing takes off completely
After heating furnace 12, first annular heat insulating member 121 is reset to initially by the reset response power of bidirectional elastic resetting-mechanism 122
Position.
By explanation above as can be seen that being heated to bearing using the bearing heating device of the present embodiment, adding
In the process of heat, it is not necessary to the extra lifting operation for bearing, it is only necessary to control lowering or hoisting gear and lifted or reduce heating
Stove.In addition, by arrange with bidirectional elastic reset function first annular heat insulating member so that bearing pass in and out furnace chamber compared with
For convenience, and closed furnace chamber can be formed with the bearing heating support meanss of loading bearing automatically, simplifies operating process, carry
High bearing heating efficiency.
Below the alternative construction of the major part of the heater of the present embodiment is described in detail.
1) set location of first annular heat insulating member 121
From from the point of view of realizing bearing turnover to be heated, first annular heat insulating member 121 is only needed to and furnace wall 123
Side is hinged, and opposite side need not be hinged, and is directly fixedly connected with furnace wall 123.More preferably, it is hinged side
The radical length of first annular heat insulating member 121 can be more than the radical length for not being hinged side such that it is able to bearing
Turnover provides bigger space, to be adapted to the bearing of more large scale scope.Further, since the structure in the outside of bearing compares inner side
(inner side is generally the cylinder of standard) complex structure, the outer shroud side of bearing have part outwardly etc., it is therefore preferable that
Ground, the first annular heat insulating member 121 of 123 side of furnace wall for being arranged on outer shroud is hinged with the furnace wall 123 of outer shroud, will be arranged on
The first annular heat insulating member 121 of the side of the furnace wall 123 of internal ring is fixedly connected with internal ring furnace wall 123.
2) first annular heat insulating member 121 and bidirectional elastic resetting-mechanism 122
As shown in Figure 3 and Figure 4, furnace wall 123 includes furnace wall body 1231 and is arranged on the bottom of furnace wall body 1231
Two annular heat insulating strips 1232, two annular heat bars 1232 are separately positioned on the furnace wall body 1231 and outer shroud of internal ring
On furnace wall body 1231, the first annular insulation part 121 of both sides is arranged on heat insulating strip 1232, wherein, at least one
One annular heat part 121 is hinged with heat insulating strip 1232, it is preferable that as shown in Figure 3 and Figure 4, positioned at outside it is first annular every
Thermal part 121 is hinged with heat insulating strip 1232.Heat insulating strip 1232 can be bolted or the mode that is directly adhesively fixed is fixed
The bottom of body 1231 in furnace wall.
General furnace chamber body is integrally formed by mold, and the furnace wall 123 of furnace chamber is also thicker and comparatively robust, such as
Fruit reprocesses bindiny mechanism etc. on furnace chamber body, and operation is complex, and passes through one heat insulating strip 1232 of additional setting, can be with
Articulated structure and above-mentioned bidirectional elastic resetting-mechanism 122 are more easily set.
Further, it is above-mentioned to be hinged and be realized by door shaft structure 124, as shown in Figure 5 and Figure 6, in heat insulating strip
Multiple door shaft structures 124 are provided with 1232, door shaft structure includes at least two ears 1242 (in general, door shaft structure bag
Kuo Liangge ears), axis hole is provided with ear 1242, through there is bearing pin 1241 in axis hole, bearing pin 1241 can be with respect to ear
Portion 1242 rotates, and first annular heat insulating member 121 is fixedly connected with bearing pin 1241, and bidirectional elastic resetting-mechanism 122 is arranged at pin
On axle 1241.The simple structure of door shaft structure 124, can circumferencial direction be hinged it is real by multiple independent door shaft structures 124
Existing, the installation of bearing pin 1241 is also more convenient.
Further, bidirectional elastic resetting-mechanism 122 above can be set between Liang Ge ears 1242 by multiple
Bearing pin 1241 on torsion spring realizing specifically, (can possessing the reverse reset work(to both direction using two-way torsion spring
Can) realizing bidirectional elastic reset function, it would however also be possible to employ what multiple positive torsion springs 1221 and reverse torsion spring 1222 were arranged in pairs or groups
Mode come realize bidirectional elastic reset.No matter which kind of torsion spring is adopted, at least provided with a torsion spring in each door shaft structure 124,
Torsion spring is set on bearing pin 1241, and is located between Liang Ge ears 1242, and one end of torsion spring is fixedly connected with bearing pin 1241, another
End clamping is fixedly connected on first annular heat insulating member 121.
As shown in Figure 6, as more preferred structure, which employs the equal positive torsion spring 1221 of multiple quantity and instead
Bidirectional elastic reset function is realized to torsion spring 1222, positive torsion spring 1221 and 1222 one end of reverse torsion spring are solid with bearing pin 1241
It is fixed to connect, and the other end is connected on two different faces of first annular heat insulating member 121 respectively, so as to realize to the first ring
Shape heat insulating member 121 applies the different torsional moment in direction.Door shaft structure 124 is uniform also along the ring circumferential direction of heat insulating strip 1232
Arrangement, arranges a positive torsion spring 1221 or reversely torsion spring 1222, positive torsion spring 1221 and reversely torsion in each door shaft structure 124
Spring 1222 is alternately distributed in ring circumferential direction, so that the torsional moment of forward and reverse can be uniformly distributed.
Additionally, first annular heat insulating member 121 can be the loop configuration that splitted structure can also be integrated, if adopted
The loop configuration of one, needs using the heat-barrier material with certain flexibility, to adapt on whole first annular heat insulating member 121
The needs of lower rotation.Preferably, structure of the first annular heat insulating member 121 using point lobe.Further, can correspond to per lobe even
The equal positive torsion spring of several door shaft structures and quantity and reverse torsion spring, i.e., per lobe, first annular heat insulating member 121 can be only
The rotation on the spot carrying out forward and reverse resets, as shown in figure 5, whole first annular heat insulating member 121 is circumferentially divided into 12
Lobe, is hinged with heat insulating strip 1232 by two door shaft structures 124 per the first annular heat insulating member 121 of lobe, in two door shaft structures
A positive torsion spring 1221 and a reverse positive torsion spring of torsion spring 1222, i.e., are respectively arranged with 124 bearing pin 1241
1221 and reverse torsion spring 1222 be one group, two-way elastic reset power is applied to the first annular heat insulating member of a lobe 121.When
So, specific lobe number flexibly can be set according to actual needs, for example can also by whole first annular heat insulating member 121 along
Circumference is divided into 4 lobes or 6 lobes etc., and the quantity of the door shaft structure 124 on every lobe flexibly can also set.
The connected mode of first annular heat insulating member 121 and bearing pin 1241 preferably adopts the structure shown in Fig. 6, in the first ring
Shape heat insulating member 121 is correspondingly arranged on some recesses, and 124 position of recess correspondence door shaft structure, bearing pin 1241 pass through two
Ear 1242 is simultaneously stretched out on the outside of ear, and 1241 part of bearing pin stretched out is fixedly connected with first annular heat insulating member 121.
3) lowering or hoisting gear
As shown in figure 1, lowering or hoisting gear 11 can adopt portal structures, including two root posts 111 and it is erected on column 111
Crossbeam 112, linear telescopic mechanism 113 is provided between crossbeam 112 and column 111, heating furnace 12 is lifted on crossbeam 112.
I.e. two root posts 111 are vertically arranged, and upper end is mounted on linear telescopic mechanism 113, and linear telescopic mechanism 113 can be gas
Cylinder, hydraulic mechanism or other can carry out the equipment of linear drives, Liang Ge linear telescopics mechanism 113 is connected to crossbeam 112
Two ends, make crossbeam 112 move up and down by the driving effect of Liang Ge linear telescopics mechanism 113, so drive be lifted on crossbeam
Heating furnace 12 on 112 moves up and down, and so as to completing heating furnace 12 to the suit of bearing or departing from the action of bearing, operates
Come also very convenient.
4) heating furnace
The heating element heater 125 arranged in heating furnace is preferably electrical heating elements, such as resistance wire or siliconits etc..Such as Fig. 3
Shown, electrical heating elements are arranged on the furnace wall 123 of internal ring and the furnace wall 123 of outer shroud, correspondingly, and furnace wall 123 should also be as adopting
Insulant.Further, the inside of 12 burner hearth of heating furnace can arrange insulation blocking frame 126, and insulation blocking frame is in heating
Between element 125 and heated bearing.Can so avoid being heated bearing collision heating element heater 125, cause heating element heater
125 damage.
As a kind of embodiment, it is also provided with detecting the first thermometric of cavity temperature in the furnace chamber of heating furnace 12
Sensor and detection are heated the second temperature transducer of the temperature of bearing.So can be according to the first temperature transducer and second
Heating work of the temperature that temperature transducer is detected to heating furnace 12 is controlled.Wherein the second temperature transducer can be infrared
Line temperature transducer such that it is able to the temperature of heated bearing is detected with non-contact measurement.Sensor can by
The mode drilled on furnace wall is deep in furnace chamber.
Embodiment two
As shown in fig. 7, the present embodiment is related to bearing heating system, which includes the bearing heating device 1 and axle of embodiment one
Hold heating support meanss 2.Bearing heating support meanss 2 include platform 21 and be arranged on platform for supporting heated axle
The bearings part 23 for holding, is provided with the second annular heat part 22, the second annular heat part on bearings part
22 size is adapted with the size of first annular heat insulating member 121, after bearing to be heated is inserted heating furnace, the first ring
Shape heat insulating member can be abutted against with the second annular heat part.
In the present embodiment, after by bearing heating device 1 separated from one another and bearing heating support meanss 2 are combined,
Define the heating cavity of closing, the heating operation of complete matched bearings.Bearing is entered using the bearing heating system of the present embodiment
Row heating, during heating, it is not necessary to the extra lifting operation for bearing, it is only necessary to control lowering or hoisting gear lifted or
Person reduces heating furnace.In addition, bearing heating device 1 can refer to Fig. 2, in the heating that bearing is inserted bearing heating device 1
During in stove 12, by the first annular heat insulating member 121 with bidirectional elastic reset function so that bearing passes in and out furnace chamber
It is more convenient, and sealed furnace can be formed with the tight fit of the second annular heat part 22 of bearing heating support meanss automatically
Chamber, simplifies operating process, improves bearing heating efficiency.
As shown in fig. 7, bearings part 23 can be multiple columnar supporting bodies, the second annular heat part 22 is on the whole
For loop configuration, multiple columnar supporting bodies are passed through from the second annular heat part 22, and are consolidated with the second annular heat part 22
It is fixed to connect.Preferably, bearings part 23 is cylinder mechanism or hydraulic mechanism, and the second annular heat part 22 is arranged on gas
On the side wall of the piston of cylinder mechanism or hydraulic mechanism so that the second annular heat part 22 can with piston up-down,
Preferably, the plane that the second annular heat part 22 is located is slightly below the top surface of piston, so bearing can be put into heating
The deeper position of stove, the bottom of the heating furnace formed apart from first annular heat insulating member 121 and the second annular heat part 22
There is certain distance in face, so as to ensure the efficiency of heating surface.Bearings part 23 is acted on leveling itself, as shown in fig. 7, to be heated
Bearing is supported by four cylinder mechanisms or hydraulic mechanism, the height of the piston by adjusting four cylinder mechanisms, can
Leveling is carried out to treat heating bearing.
Further, as bearing heating system, guide rail 24 can also be passed through by 1 He of bearing heating device separated from one another
Bearing heating support meanss 2 are coupled together, i.e., the bearing heating system of the present embodiment also includes guide rail 24, and platform 21 is arranged on leads
Can move on rail 24 and on guide rail 24, lowering or hoisting gear 11 is portal structures, is crossed on the both sides of guide rail 24.Comprising guide rail 24
Bearing heating system may be directly applied in production line, the bearing that previous operation is handled well pass through transportable axle
The heating transport of support meanss 2 is held at bearing heating device 1, heating operation is carried out, whole process high degree of automation is reduced
The artificial cost for carrying bearing.
The material of first annular heat insulating member 121, the second annular heat part 22 and heat insulating strip 1232 above is adopted
Heat-barrier material of the prior art, for example, rubber, glass fibre, asbestos etc. can also add one as needed wherein
A little metal materials are improving its rigidity.
Embodiment described above only expresses the several embodiments of the present invention, and its description is more concrete and detailed, but and
Therefore the restriction to the scope of the claims of the present invention can not be interpreted as.It should be pointed out that for one of ordinary skill in the art
For, without departing from the inventive concept of the premise, some deformations and improvement can also be made, these belong to the guarantor of the present invention
Shield scope.Therefore, the protection domain of patent of the present invention should be defined by claims.
Claims (15)
1. a kind of bearing heating device, it is characterised in that include：Lowering or hoisting gear (11) and the heating being connected with lowering or hoisting gear (11)
Stove (12)；
The annular housing that the heating furnace (12) is opened for bottom, the heating furnace (12) are internally provided with heating element heater
(125), the bottom of the heating furnace (12) has the different first annular heat insulating member (121) of two diameters, the big institute of diameter
State first annular heat insulating member (121) to be connected on the furnace wall (123) of outer shroud, the little described first annular heat insulating member of diameter
(121) it is connected on the furnace wall (123) of internal ring, is formed for heated between two first annular heat insulating members (121)
The fire door of the annular of bearing turnover, described at least one, first annular heat insulating member (121) is hinged with the furnace wall (123),
The hinged place is provided with bidirectional elastic resetting-mechanism (122).
2. bearing heating device according to claim 1, it is characterised in that the furnace wall (123) is including furnace wall body
(1231) and the bottom that is arranged on furnace wall body (1231) two annular heat insulating strips (1232), described two annulars every
Hot bar (1232) is separately positioned on the furnace wall body (1231) of furnace wall body (1231) and outer shroud of internal ring, described first annular
Heat insulating member (121) is arranged on the heat insulating strip (1232), first annular heat insulating member (121) described at least one with it is described
Heat insulating strip (1232) is hinged.
3. bearing heating device according to claim 2, it is characterised in that in the heat insulating strip (1232) that presence is hinged
On be provided with multiple door shaft structures (124), the door shaft structure (124) is including at least two ears (1242), the ear
(1242) axis hole is provided with, through there is bearing pin (1241) in axis hole, the bearing pin (1241) being capable of relatively described ear
(1242) rotate, the first annular heat insulating member (121) is fixedly connected with the bearing pin (1241), the bidirectional elastic resets
Mechanism (122) is arranged on the bearing pin (1241).
4. bearing heating device according to claim 3, it is characterised in that the door shaft structure (124) is including two ears
Portion (1242), the bidirectional elastic resetting-mechanism (122) including multiple torsion springs, in each door shaft structure (124) at least provided with
One torsion spring, the torsion spring are set on the bearing pin (1241), and are located between two ears (1242), the torsion spring
One end be fixedly connected with the bearing pin (1241), other end clamping or be fixedly connected on the first annular heat insulating member
(121), on, the plurality of torsion spring is multiple two-way torsion springs or multiple positive torsion springs (1221) and reverse torsion spring (1222).
5. bearing heating device according to claim 4, it is characterised in that the plurality of torsion spring includes that quantity is equal just
To torsion spring (1221) and reverse torsion spring (1222), ring circumferential direction of the door shaft structure (124) along the heat insulating strip (1232)
It is uniform to arrange, one positive torsion spring (1221) of the middle setting of each door shaft structure (124) or reversely torsion spring (1222), the positive torsion
Spring (1221) and reverse torsion spring (1222) are alternately distributed in the ring circumferential direction.
6. bearing heating device according to claim 5, it is characterised in that the first annular heat insulating member (121) is
Splitted structure, the equal forward direction of first annular heat insulating member (121) correspondence even number door shaft structure (124) and quantity described in per lobe
Torsion spring (1221) and reverse torsion spring (1222).
7. bearing heating device according to claim 1, it is characterised in that be arranged on furnace wall (123) side of outer shroud
First annular heat insulating member (121) is hinged with the furnace wall (123) of the outer shroud, is arranged on the side of the furnace wall (123) of internal ring
First annular heat insulating member (121) is fixedly connected with the internal ring furnace wall (123).
8. bearing heating device according to claim 1, it is characterised in that the first annular heat insulating member (121) is
Splitted structure.
9. bearing heating device according to claim 1, it is characterised in that the lowering or hoisting gear (11) is portal structures,
Including two root posts (111) and the crossbeam (112) being erected on the column (111), the crossbeam (112) and the column
(111) linear telescopic mechanism (113) is provided between, the heating furnace (12) is lifted on the crossbeam (112).
10. bearing heating device according to claim 1, it is characterised in that the furnace wall (123) is insulant, institute
It is electrical heating elements to state heating element heater (125), and the electrical heating elements are arranged on the furnace wall (123) of the internal ring and the outer shroud
On the medial wall of furnace wall (123).
11. bearing heating devices according to claim 10, it is characterised in that the inside of heating furnace (12) burner hearth sets
Insulation blocking frame (126) is equipped with, the insulation blocking frame (126) is in the heating element heater (125) and the heated axle
Between holding.
12. bearing heating devices according to claim 10, it is characterised in that set in the furnace chamber in the heating furnace (12)
The first temperature transducer and detection that are equipped with detection cavity temperature are heated the second temperature transducer of the temperature of bearing.
13. a kind of bearing heating systems, it is characterised in that include the bearing heating device as described in claim 1 to 12 is arbitrary
(1), also including bearing heating support meanss (2), the bearing heating support meanss (2) are including platform (21) and are arranged on platform
(21) the bearings part (23) for supporting heated bearing on, in the upper setting of the bearings part (23)
There are the second annular heat part (22), size and the first annular heat insulating member of the second annular heat part (22)
(121) size is adapted, after bearing to be heated to be inserted the heating furnace (12), the first annular heat insulating member
(121) can abut against with the second annular heat part (22).
14. bearing heating systems according to claim 13, it is characterised in that the bearings part (23) is cylinder
Mechanism or hydraulic mechanism, the second annular heat part (22) are arranged on the piston of the cylinder mechanism or hydraulic mechanism
Side wall on.
The 15. bearing heating systems according to claim 13 or 14, it is characterised in that also including guide rail (24), it is described flat
Platform (21) is arranged on the guide rail (24) and can move on the guide rail (24), and the lowering or hoisting gear (11) is tied for door shape
Structure, is crossed on the both sides of the guide rail (24).
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510328921.5A CN104942529B (en) | 2015-06-15 | 2015-06-15 | Bearing heating device and bearing heating system |
| KR1020150126183A KR101813468B1 (en) | 2015-06-15 | 2015-09-07 | Bearing heating device and bearing heating system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510328921.5A CN104942529B (en) | 2015-06-15 | 2015-06-15 | Bearing heating device and bearing heating system |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104942529A CN104942529A (en) | 2015-09-30 |
| CN104942529B true CN104942529B (en) | 2017-05-03 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510328921.5A Active CN104942529B (en) | 2015-06-15 | 2015-06-15 | Bearing heating device and bearing heating system |
Country Status (2)
| Country | Link |
|---|---|
| KR (1) | KR101813468B1 (en) |
| CN (1) | CN104942529B (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109015555B (en) * | 2018-07-31 | 2020-09-15 | 宁波纬诚科技股份有限公司 | Device for producing rolling bearing |
| CN110934602A (en) * | 2018-09-21 | 2020-03-31 | 日立医疗系统(苏州)有限公司 | Mobile X-ray machine |
| CN113787300B (en) * | 2021-09-14 | 2022-08-02 | 徐州铭德轴承有限公司 | Automatic many sizes of clear oil bearing heating device |
Family Cites Families (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5926378B2 (en) * | 1981-04-24 | 1984-06-27 | 川崎重工業株式会社 | Double pipe manufacturing equipment |
| JP2631985B2 (en) * | 1987-09-30 | 1997-07-16 | 電気興業株式会社 | Heat treatment method for annular member and heat treatment apparatus therefor |
| KR100600131B1 (en) | 2004-10-02 | 2006-07-13 | 현대자동차주식회사 | Cup holder for vehicle |
| CN201037730Y (en) * | 2007-04-28 | 2008-03-19 | 国营武昌造船厂 | Heating furnace for wheel axle heat sheath |
| CN201792162U (en) * | 2010-09-28 | 2011-04-13 | 中冶建工有限公司 | Heating device for large diameter bearing hot charging method |
| CN202224903U (en) * | 2011-08-23 | 2012-05-23 | 上海宝钢设备检修有限公司 | Heating device for dismounting interference fit bearing |
| CN202602950U (en) * | 2012-05-14 | 2012-12-12 | 国电联合动力技术(连云港)有限公司 | Heating device for bearing and bearing pedestal of wind generating set |
| CN202846098U (en) * | 2012-08-28 | 2013-04-03 | 中国水利水电第八工程局有限公司 | Bearing heating device |
| CN203412968U (en) | 2013-08-15 | 2014-01-29 | 常熟理工学院 | Automatic assembly device of outer ring and inner ring component of high-speed bearing |
| CN203526881U (en) * | 2013-09-20 | 2014-04-09 | 江苏申源特钢有限公司 | Portable bearing heating device |
| CN203875557U (en) * | 2014-03-24 | 2014-10-15 | 江苏江北液压机械制造有限公司 | Combined type lifting induction heating dismounting and mounting machine |
| CN204043182U (en) * | 2014-09-02 | 2014-12-24 | 泰富重工制造有限公司 | A kind of bearing heating device |
| CN204673231U (en) * | 2015-06-15 | 2015-09-30 | 北京金风科创风电设备有限公司 | Bearing heating device and bearing heating system |
-
2015
- 2015-06-15 CN CN201510328921.5A patent/CN104942529B/en active Active
- 2015-09-07 KR KR1020150126183A patent/KR101813468B1/en active IP Right Grant
Also Published As
| Publication number | Publication date |
|---|---|
| CN104942529A (en) | 2015-09-30 |
| KR20160147614A (en) | 2016-12-23 |
| KR101813468B1 (en) | 2017-12-29 |
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