CN106163666A - Rolling axle bush in disintegrating machine - Google Patents
Rolling axle bush in disintegrating machine Download PDFInfo
- Publication number
- CN106163666A CN106163666A CN201580019566.1A CN201580019566A CN106163666A CN 106163666 A CN106163666 A CN 106163666A CN 201580019566 A CN201580019566 A CN 201580019566A CN 106163666 A CN106163666 A CN 106163666A
- Authority
- CN
- China
- Prior art keywords
- axle bush
- rolling axle
- socket
- disintegrating machine
- rolling
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C2/00—Crushing or disintegrating by gyratory or cone crushers
- B02C2/02—Crushing or disintegrating by gyratory or cone crushers eccentrically moved
- B02C2/04—Crushing or disintegrating by gyratory or cone crushers eccentrically moved with vertical axis
- B02C2/06—Crushing or disintegrating by gyratory or cone crushers eccentrically moved with vertical axis and with top bearing
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Food Science & Technology (AREA)
- Crushing And Grinding (AREA)
- Mounting Of Bearings Or Others (AREA)
Abstract
Cone disintegrating machine or gyratory crusher, described cone disintegrating machine or gyratory crusher have crusher shaft, the top ends of described crusher shaft is arranged in the top bearing being kept by cross member, wherein top bearing includes the rolling axle bush being contained in central socket, wherein annular wear inserts is maintained in rolling axle bush, the top ends of crusher shaft is close to the rolling of described wear inserts, wherein socket forms interior cone tapered in a conical manner, and it is provided with pulling device for drawing in socket rolling axle bush, and wherein roll axle bush narrow when being drawn into and therefore clamp the wear inserts in rolling axle bush to frictionally.
Description
Technical field
The present invention relates to cone disintegrating machine or the gyratory crusher with rotating cylinder crusher shaft, described rotating cylinder crusher shaft
Top ends is arranged in the top bearing being kept by cross member.In this arrangement, top bearing includes rolling axle bush, described
Rolling axle bush is contained in central socket and keeps annular wear inserts (" abrasion inserts ") in described rolling axle bush.Disintegrating machine
The top ends of axle is close to the rolling of this abrasion inserts.The invention still further relates to above described disintegrating machine, bearing be installed annular mill
The method of consumption inserts.
Background technology
The disintegrating machine of gyratory crusher, dimorphism gyratory crusher and cone disintegrating machine form is already for known and for example
It is disclosed in DE 10 2,011 009 409 A1.But, in addition to needing new material and method for designing, exploitation and processing skill
The change of art also needs to continue to improve these disintegrating machines further thus obtains better performance and realize economy simultaneously
Operation, thus obtain relatively low cost of serving and maintenance cost.In order to reduce maintenance cost, it is known that the such as axle in axle top ends
Hold middle use wear inserts (hereinafter feature " wear inserts " and " abrasion inserts " synonymous use), despite the presence of a large amount of greases
Lubrication, described inserts is still worn and torn by the top ends of rotating cylinder crusher shaft during operation, it is therefore necessary to as " wear
Part " is changed frequently.However, it is possible to the use of the abrasion inserts being manufactured by grey cast-iron, steel or bronze can be at top ends bearing
Maintenance process in save material to be replaced in a large number, therefore reduce maintenance cost and simplify process.
By known methods, cylindrical abrasion inserts includes " spherical " inwall of slightly outer convex bending thus adapts to rotating cylinder
Move, and cylindrical abrasion inserts retraction in installation process rolls in axle bush.For this purpose, rolling shaft is made by heating
Then lining broadens makes it cool down so that as temperature equalization makes abrasion embedding together with the abrasion inserts pre-cooling inserting
Part is sandwiched in rolling axle bush.
Here, in order to be accurately positioned rolling axle bush and firmly keep rolling axle bush, being proved to be worth one, do is to roll
The sloped footing of last item lining is arranged in socket.Then the conical outer wall of rolling axle bush is inserted in the cross member of disintegrating machine
It in the socket narrowing of corresponding taper and is fixed by engaging flange screws.For the purpose dismantled, unclamp
Screw and from socket take out have retraction abrasion inserts rolling axle bush.
But, the abrasion inserts of retraction has a problem in that the following fact by this way: at the end of its service life from
It is extremely difficult for removing in rolling axle bush.Finally, scene does not has rolling axle bush that device can heat several tons so that it is swollen
Swollen to the degree that can discharge abrasion inserts, especially because good thermal conductivity, abrasion inserts is swollen together with rolling axle bush
Swollen.Finally, it is necessary to by cutting or burning, abrasion inserts is destroyed, but this is along with the huge wind damaging rolling axle bush
Danger.Additionally, this removing method needs the plenty of time, the downtime of disintegrating machine is had a negative impact.
Content of the invention
It is an object of the invention to provide the top ends bearing for described disintegrating machine, described top ends bearing allows simple
Accurately install and mainly allow to change annular abrasion inserts easily.The present invention also aims to offer can show
What field was conveniently carried out removes and installs the method wearing away inserts above disintegrating machine in bearing.
Realize these purposes by disintegrating machine according to claim 1 and method according to claim 9.
Favourable embodiment is described in the dependent claims.
According to claim, the present invention main point is that formation such as the rolling axle bush of collet, described rolling
Axle bush is drawn into by pulling device in the interior cone of socket and deforms in this process thus with friction lock
Mode clamps the abrasion inserts being remained at loosely in advance.Therefore, by unclamping pulling device or passing through from socket
Middle removal rolls axle bush thus opens rolling axle bush, and its result is the friction lock releasing between abrasion inserts and rolling axle bush,
The abrasion inserts being again positioned in described axle bush loosely afterwards can be removed.
In order to realize this collet function, as a part of central socket shape being formed of the top bearing of cross member
Become interior cone tapered in a conical manner.In order to implement the function being realized by known collet by box nut, according to
The present invention arranges pulling device, is drawn in rolling axle bush coaxially by described pulling device or is pushed in socket.When by axle
When lining is drawn in or pushed in socket tapered in a conical manner, the internal diameter of rolling axle bush also correspondingly narrows thus with friction lock
Mode clamp the wear inserts being inserted loosely in advance.
Here, for friction free function as far as possible, it is particularly advantageous that " collet " (situation in the present invention
Under by rolling axle bush formed) itself also form the outside cone tapered in a conical manner being adapted to socket angle.Therefore, when
When drawing in described axle bush, two cone surface of socket and rolling axle bush relative to each other slide as clamp assembly,
And sliding axially to move causes radial clamping to move.According to the concept of collet, the abrasion being maintained in rolling axle bush are embedding
Part forms workpiece to be clamped.
For auxiliary clamp the diameter reducing rolling axle bush, it is advantageous that the formation of rolling axle bush is tapered in a conical manner
The wall radially breach of outside cone become at least one slit (but specifically for multiple slits), wherein one or more slits
Wall extends in the axial direction.Advantageously, as by known to collet, wall includes multiple slit, described slit
Symmetrical around circumference and extend beyond greater depth, the abrasion that described length advantageously corresponds to insert rolling axle bush is embedding
The length of part.The length of slit makes it lead to the lower limb of rolling axle bush.
In order to make process extremely simple, it is advantageous that from top rather than from below install rolling axle bush.Rolling axle bush is therefore
Slip in socket due to the tractive of its weight.Due to the interior cone of socket downward tapered the fact, be capable of from top
Install.Allow to from top operation additionally, form the pulling device needing and be correspondingly pushed or pulled into rolling from top
Axle bush.
Here, for making the rolling axle bush being equipped with abrasion inserts install (dismounting) easy purpose at the scene, have especially
Profit is the form that pulling device is designed to act on the screw connection of the flange of rolling axle bush.The screw of screw connection
Pass through the through hole of the even circumferential distribution of the flange around the top edge around rolling axle bush.Then screw is screwed to accordingly
Interval is around the screw thread of socket edge distribution.Due in any case, although screw connection unclamps, still can not be easily
The rolling axle bush drawn in is discharged from the sloped footing of socket, it is advantageous to arrange continuous print pressurized screw in the flange,
Screw screws to described pressurized screw.If screw has already passed through screw thread, then screw supported against the edge of socket and
Rolling axle bush is forced to leave sloped footing when screwing further.
For the ease of installing abrasion inserts, it is also advantageous to rolling axle bush forms annular stop part in lower edge especially,
Abrasion inserts is resisted against on described retainer after being loosely inserted into.It thus provides abrasion inserts rolling axle bush in and
Therefore the defined position in top ends bearing.
The present invention can be changed abrasion after abrasion inserts reaches its service life as follows by simple operations
Inserts: take out rolling axle bush from cross member, thus release the prestressing force of fixing abrasion inserts.Then can be easily
Remove abrasion inserts from rolling axle bush, use pressurized screw in a suitable case.Fixing abrasion inserts according to the present invention
Mode make it possible to abrasion inserts is particularly simple installed.Here, for the purpose removing, it is not necessary to cooling abrasion inserts also without
Rolling axle bush need to be heated.Especially, it is no longer necessary to the complexity of abrasion inserts and the construction having potential safety hazard.Therefore, it is to avoid not
The risk of profit impact rolling axle bush.Additionally, the present invention achieves significant saving of time in maintenance process.
Brief description
It is more fully described the specific embodiments of the gyratory crusher according to the present invention below with reference to accompanying drawing, at accompanying drawing
In:
Fig. 1 shows the top bearing being maintained in cross member 1, and
Fig. 2 shows rolling axle bush.
Reference numerals list:
1 cross member
2 crusher shaft
3 wear inserts
4 rolling axle bushes
5 central socket
6 retainers
7 shells
8 screws
9 holes
10 flanges
11 slits
12 lower limbs.
Detailed description of the invention
Fig. 1 shows the top bearing being maintained in both arms cross member 1 of cone disintegrating machine or gyratory crusher, broken
The top ends of arbor 2 is rotatably installed in described bearing.At lower end, crusher shaft is in lower section capacity eccentric bearing (not shown)
Eccentric inserts in radially extend.The eccentric bush of cincture gives the rotating cylinder moving characteristic of crusher shaft gyratory crusher.Broken
Therefore the top ends of broken arbor 2 also carries out rotating cylinder in bearing up and moves, and is therefore close to be maintained in the bearing of top
Annular wear inserts 3 rolls.Here, provide lubrication between the top ends and wear inserts 3 of crusher shaft 2.By setting
Put the cod on the piston of hydraulic cylinder to provide for crusher shaft axially to support (not shown).
Wear inserts 3 is to be had slightly by what bearing material (particularly grey cast-iron, steel or bronze) manufactured in this case
The ring of the crooked inner surface of micro-evagination, described ring is maintained in rolling axle bush 4.Comparatively speaking, roll axle bush 4 and be contained in square shaft
In the cylindrical center socket 5 holding.In this arrangement, show that socket 5 is formed by Fig. 1 to be slightly tapered downwards in a conical manner
Interior cone.According to the present invention, the shell 7 of rolling axle bush 4 is also slightly tapered downwards (Fig. 2) in a conical manner, and its result is to work as
When drawing in rolling axle bush 4 in socket 5, the cone surface of socket 5 and rolling axle bush 4 as clamp assembly relative to each other
Slide, and move axially and cause diameter narrows.Comparatively speaking, the inner circumferential rolling axle bush 4 is cylindrical, and its result is annular
Wear inserts 3 can insert then by being clamped in entrance rolling axle bush 4 in the way of being slidably matched.In order to keep abrasion
Inserts 3, the lower limb 12 of rolling axle bush 4 forms annular stop part 6, and wear inserts 3 is resisted against on described annular stop part 6.
In order to draw in socket 5 rolling axle bush 4, the pulling device of offer is screw connection, described screw connection
Screw 8 pass through the through hole 9 of the even circumferential distribution around the flange 10 on the top edge being positioned at rolling axle bush 4.Screw 8 screws
The screw thread being correspondingly formed to the top edge of socket 5.When entering rolling axle bush 4, rolling axle bush 4 narrows therefore with friction lock
Mode clamp the wear inserts 3 of insertion.
The wall radially breach of rolling axle bush 4 becomes multiple slit 11, and described slit 11 is along described wall in the axial direction
Extend.Here, slit 11 circumference is symmetrical and extends beyond wear inserts 3 whole inserting rolling axle bush 4 from flange 10
Individual length.Slit 11 leads to the lower limb 12 of rolling axle bush 4.
In order to bearing above disintegrating machine is installed annular wear inserts 3, first wear inserts 3 is inserted not loosely
It is drawn in the rolling axle bush 4 of socket 5.Then be connected by screw part by taper rolling axle bush 4 draw in equably socket 5 with
In the tapered interior cone of pyramidal fashion, wherein as the slotted rolling axle bush 4 of the mode of collet narrows.By narrowing
Effect, the wear inserts 4 of insertion is sandwiched in rolling axle bush 4 in the way of friction lock.In order to remove wear inserts 3, only need
Screw connection to be unclamped and from socket 5 upwards take out rolling axle bush 4.When taking out rolling axle bush 4, rolling axle bush 4
Diameter broadens, and its result is to easily remove wear inserts 3.In order to mention rolling axle bush 4 from socket 5, can arrange and add
Pressure screw thread.
Claims (9)
1. cone disintegrating machine or a gyratory crusher, described cone disintegrating machine or gyratory crusher have crusher shaft (2), institute
Stating the top ends of crusher shaft (2) to be arranged in the top bearing being kept by cross member (1), wherein top bearing includes holding
The rolling axle bush (4) being contained in central socket (5), and wherein annular wear inserts (3) is maintained in rolling axle bush (4), broken
The top ends of broken arbor (2) is close to the rolling of described inserts,
It is characterized in that
Socket (5) forms interior cone tapered in a conical manner, and arranges pulling device (8) for rolling axle bush (4)
Draw in socket (5), wherein roll axle bush (4) and narrow when being drawn into and in the way of friction lock, therefore clamp insertion rolling
Wear inserts (3) in last item lining (4).
2. disintegrating machine according to claim 1,
It is characterized in that,
Described rolling axle bush (4) is outside forms outside cone tapered in a conical manner, wherein when described axle bush is when being drawn into,
Described socket (5) relative to each other slides with the cone surface of described rolling axle bush (4).
3. disintegrating machine according to claim 2,
It is characterized in that,
The interior cone of socket (5) is tapered downwards and rolls axle bush (4) and is drawn in from top accordingly.
4. the disintegrating machine according to aforementioned any one of claim,
It is characterized in that,
Pulling device is screw connection, and wherein screw (8) passes through around the flange on the top edge being positioned at rolling axle bush (4)
(10) through hole (9) of even circumferential distribution, and wherein screw (8) is threaded to the screw thread arranging in socket (5).
5. the disintegrating machine according to aforementioned any one of claim,
It is characterized in that,
The wall of rolling axle bush (4) forms outside cone tapered in a conical manner, and described wall radially breach becomes multiple slit
(11), wherein said slit (11) in axial direction extends in wall.
6. disintegrating machine according to claim 5,
It is characterized in that,
Described wall includes multiple slit (11), and described slit (11) is symmetrical around circumference and extends beyond insertion rolling shaft
The whole length of the wear inserts (3) of lining (4) and the lower limb (12) leading to rolling axle bush (4).
7. the disintegrating machine according to aforementioned any one of claim,
It is characterized in that
Rolling axle bush forms retainer (6) at lower limb (12) place, and wear inserts (3) is resisted against on described retainer (6).
8. the disintegrating machine according to aforementioned any one of claim,
It is characterized in that,
Arranging pressurized screw, screw screws to described pressurized screw, then screw supported against the edge of socket (5) and
Pull-out rolling axle bush (4) from sloped footing.
9. the method installing annular wear inserts above the disintegrating machine according to aforementioned any one of claim in bearing,
It is characterized in that,
Wear inserts is inserted loosely in slotted rolling axle bush, and be connected by screw part rolling axle bush is drawn equably
Entering in the interior cone tapered in a conical manner of socket, wherein rolling axle bush narrows and therefore will in the way of friction lock
The wear inserts inserting is clamped.
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE102014105415.6 | 2014-04-16 | ||
| DE102014105415.6A DE102014105415A1 (en) | 2014-04-16 | 2014-04-16 | Rolling bush in a crusher |
| PCT/EP2015/057562 WO2015158579A1 (en) | 2014-04-16 | 2015-04-08 | Roll-off bushing in a crusher |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106163666A true CN106163666A (en) | 2016-11-23 |
| CN106163666B CN106163666B (en) | 2019-03-12 |
Family
ID=52823626
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201580019566.1A Active CN106163666B (en) | 2014-04-16 | 2015-04-08 | Rolling bushing in crusher |
Country Status (8)
| Country | Link |
|---|---|
| EP (1) | EP3131677B1 (en) |
| CN (1) | CN106163666B (en) |
| AU (1) | AU2015246193B2 (en) |
| CL (1) | CL2016002525A1 (en) |
| DE (1) | DE102014105415A1 (en) |
| DK (1) | DK3131677T3 (en) |
| PE (1) | PE20161455A1 (en) |
| WO (1) | WO2015158579A1 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108253023A (en) * | 2016-12-29 | 2018-07-06 | 浙江双金机械集团股份有限公司 | Bearing at the top of Single-Cylinder Hydraulic Cone Crusher |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20170304830A1 (en) | 2016-04-25 | 2017-10-26 | Metso Minerals Industries, Inc. | Spider bushing assembly for a gyratory crusher |
| CN109382159B (en) * | 2018-12-18 | 2024-03-12 | 广西华银铝业有限公司 | Novel cone crusher arm support cap |
| EP4221896A1 (en) * | 2020-10-01 | 2023-08-09 | Sandvik SRP AB | Gyratory crusher spider bushing |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US566088A (en) * | 1896-08-18 | Stone-breaker | ||
| DE1164804B (en) * | 1962-11-26 | 1964-03-05 | Westfalia Dinnendahl Groeppel | Upper bearing on cone crushers with a suspended crushing cone shaft |
| CN85101793A (en) * | 1985-04-01 | 1987-01-10 | 沃斯特·阿尔派因股份公司 | Gyratory crusher |
| CN1048991A (en) * | 1989-07-14 | 1991-02-06 | 洛科莫公司 | Gyratory crusher |
| WO1994017913A1 (en) * | 1993-02-15 | 1994-08-18 | Clyde Industries Limited Trading As Jaques | Crusher apparatus |
| CN103476501A (en) * | 2011-04-14 | 2013-12-25 | 河龙干 | Cone-shaped crusher |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US8070084B2 (en) | 2010-02-05 | 2011-12-06 | Metso Minerals Industries, Inc. | Spider having spider arms with open channel |
| EP2873461B1 (en) * | 2013-11-19 | 2017-04-12 | Sandvik Intellectual Property AB | A gyratory crusher spider bushing assembly |
-
2014
- 2014-04-16 DE DE102014105415.6A patent/DE102014105415A1/en not_active Ceased
-
2015
- 2015-04-08 DK DK15715234.9T patent/DK3131677T3/en active
- 2015-04-08 PE PE2016001914A patent/PE20161455A1/en unknown
- 2015-04-08 CN CN201580019566.1A patent/CN106163666B/en active Active
- 2015-04-08 WO PCT/EP2015/057562 patent/WO2015158579A1/en active Application Filing
- 2015-04-08 AU AU2015246193A patent/AU2015246193B2/en active Active
- 2015-04-08 EP EP15715234.9A patent/EP3131677B1/en active Active
-
2016
- 2016-10-04 CL CL2016002525A patent/CL2016002525A1/en unknown
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US566088A (en) * | 1896-08-18 | Stone-breaker | ||
| DE1164804B (en) * | 1962-11-26 | 1964-03-05 | Westfalia Dinnendahl Groeppel | Upper bearing on cone crushers with a suspended crushing cone shaft |
| CN85101793A (en) * | 1985-04-01 | 1987-01-10 | 沃斯特·阿尔派因股份公司 | Gyratory crusher |
| CN1048991A (en) * | 1989-07-14 | 1991-02-06 | 洛科莫公司 | Gyratory crusher |
| WO1994017913A1 (en) * | 1993-02-15 | 1994-08-18 | Clyde Industries Limited Trading As Jaques | Crusher apparatus |
| CN103476501A (en) * | 2011-04-14 | 2013-12-25 | 河龙干 | Cone-shaped crusher |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108253023A (en) * | 2016-12-29 | 2018-07-06 | 浙江双金机械集团股份有限公司 | Bearing at the top of Single-Cylinder Hydraulic Cone Crusher |
Also Published As
| Publication number | Publication date |
|---|---|
| AU2015246193A1 (en) | 2016-10-27 |
| CL2016002525A1 (en) | 2017-03-03 |
| DK3131677T3 (en) | 2020-02-03 |
| AU2015246193B2 (en) | 2018-11-08 |
| CN106163666B (en) | 2019-03-12 |
| EP3131677A1 (en) | 2017-02-22 |
| DE102014105415A1 (en) | 2015-10-22 |
| PE20161455A1 (en) | 2017-02-01 |
| EP3131677B1 (en) | 2019-11-06 |
| WO2015158579A1 (en) | 2015-10-22 |
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