CN104549624A - Eccentric sleeve mechanism for cone crusher - Google Patents

Eccentric sleeve mechanism for cone crusher Download PDF

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Publication number
CN104549624A
CN104549624A CN201410787104.1A CN201410787104A CN104549624A CN 104549624 A CN104549624 A CN 104549624A CN 201410787104 A CN201410787104 A CN 201410787104A CN 104549624 A CN104549624 A CN 104549624A
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CN
China
Prior art keywords
bearing
eccentric
ring spacer
cone crusher
eccentric sleeve
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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.)
Pending
Application number
CN201410787104.1A
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Chinese (zh)
Inventor
陈利华
赵孟军
李国强
陈炳敏
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Zhejiang Zhekuang Heavy Industry Co Ltd
Original Assignee
Zhejiang Zhekuang Heavy Industry Co Ltd
Priority date (The priority date 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 date listed.)
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Publication date
Application filed by Zhejiang Zhekuang Heavy Industry Co Ltd filed Critical Zhejiang Zhekuang Heavy Industry Co Ltd
Priority to CN201410787104.1A priority Critical patent/CN104549624A/en
Publication of CN104549624A publication Critical patent/CN104549624A/en
Pending legal-status Critical Current

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Abstract

The invention is suitable for the technical field a component part of a cone crusher, and discloses an eccentric sleeve mechanism for the cone crusher. The eccentric sleeve mechanism for the cone crusher comprises a bearing seat, an eccentric sleeve arranged in the bearing seat, a bearing bush arranged in the eccentric sleeve in a sleeving manner, an upper bearing and a lower bearing; an eccentric step is arranged at one side in the eccentric sleeve, and an inner ring spacer bush and an outer ring spacer bush are arranged between the upper bearing and the lower bearing, and an eccentric part is arranged between the inner ring spacer bush and the outer ring spacer bush. The eccentric sleeve mechanism for the cone crusher provided by the invention is reasonable in structure, the whole eccentric sleeve structure can be divided into a plurality of mutually independent components by adopting the inner ring spacer bush in contact with the eccentric sleeve and the eccentric part, when the eccentric sleeve is abraded, only corresponding components need to be replaced, so that the maintenance cost is reduced; and meanwhile, the stability of the bearing movement is guaranteed by adopting a plurality of positioning components, and the axial movement precision is improved, so that the production efficiency of the cone crusher is improved.

Description

A kind of eccentric sleeve mechanism for cone crusher
[technical field]
The present invention relates to a kind of building block of gyratory crusher, particularly a kind of eccentric sleeve mechanism for cone crusher.
[background technology]
Eccentric sleeve mechanism is one of key component of gyratory crusher, and its Main Function drives movable cone rotary oscillation, and play a supportive role to movable cone.At present, the eccentric sleeve mechanism of domestic gyratory crusher generally all adopts the version of copper eccentric bushing, and eccentric bushing and mantle main shaft and frame central inner room are the forms of motion slided.Because the coefficient of friction of sliding friction is much larger than the coefficient of friction of rolling friction, therefore, cylindrical central sleeve in eccentric copper sheathing and frame and the rotational speed between movable cone main shaft are restricted, and rotating speed is difficult to improve, and reduces gyratory crusher operating efficiency and production capacity.
In prior art, occurred rolling bearing to be located between eccentric bushing and frame central overlap, make eccentric bushing overlap with frame central between be connected for rolling, reduce eccentric bushing and frame central overlap between wearing and tearing, improve the service life of machine.But, it still has weak point: because eccentric bushing is the critical piece of transmission eccentric force, its impact be subject in process of production is also maximum, therefore, compare miscellaneous part eccentric bushing and be the most easily worn, simultaneously, the eccentric structure processing cost of eccentric bushing itself is higher again, therefore, the production cost of gyratory crusher is still very high, greatly affects the productive profit of gyratory crusher.
[summary of the invention]
The object of the invention is to overcome above-mentioned the deficiencies in the prior art, provide a kind of eccentric sleeve mechanism for cone crusher, it is intended to solve gyratory crusher production cost of the prior art and the too high technical problem of processing cost.
For achieving the above object, the present invention proposes a kind of eccentric sleeve mechanism for cone crusher, comprise the bearing block be located in frame, be located at the eccentric bushing of bearing block inside, be located at the bearing insert of eccentric bushing inside, upper bearing (metal) and lower bearing, described upper bearing (metal) and lower bearing are all located between bearing block and eccentric bushing, eccentric step is provided with in the side of described eccentric bushing inside, described bearing insert is located on eccentric step, inner ring spacer and outer ring spacer is also provided with between described upper bearing (metal) and lower bearing, described outer ring spacer is located at the periphery of inner ring spacer, also exist between the outer wall of described inner ring spacer and the inwall of outer ring spacer and lubricate space, also eccentric part is provided with between the outer wall and the inwall of outer ring spacer of described inner ring spacer, described eccentric part is located at the opposite side at eccentric step place.As preferably, described eccentric part and inner ring spacer are separated from each other, and described eccentric part is located between the outer wall of inner spacer and the inwall of outside spacer, and described eccentric part is fixedly connected with the outer wall of inner spacer.
As preferably, described eccentric part is fixedly connected with inner ring spacer or integrative-structure each other.
As preferably, described inner ring spacer is fixedly connected with eccentric bushing or integrative-structure each other.
As preferably, described eccentric part, inner ring spacer and eccentric bushing is mutually permanently connected or three is structure as a whole.
As preferably, described outer ring spacer, bearing block, eccentric bushing, upper bearing (metal) and lower bearing cooperatively interact or outer ring spacer and bearing block integrative-structure each other.
As preferably, be also provided with bearing outer baffle ring in the bottom of described bearing block, described bearing outer baffle ring and the bottom surface of lower bearing contact with each other, and described bearing outer baffle ring is fixedly connected with bearing block or integrative-structure each other.
As preferably, be also provided with bearing inner baffle ring in the bottom of described eccentric bushing, described bearing inner baffle ring and the bottom surface of lower bearing contact with each other, and described bearing inner baffle ring is fixedly connected with eccentric bushing or integrative-structure each other.
As preferably, be also provided with Bearing gear in the bottom of described eccentric bushing, the upper side of described Bearing gear and the bottom surface of lower bearing contact with each other, and described Bearing gear is fixedly connected with eccentric bushing or integrative-structure each other.
As preferably, also comprise the dust cover being located at bearing block top, the bottom surface of described dust cover is fixedly connected with the end face of bearing block.
As preferably, also comprise the dust cover being located at bearing block top, described dust cover and bearing block integrative-structure each other.
Beneficial effect of the present invention: compared with prior art, a kind of eccentric sleeve mechanism for cone crusher provided by the invention, rational in infrastructure, adopt the inner ring spacer and eccentric part that contact with eccentric bushing, make whole eccentric sleeve mechanism can be divided into multiple separate parts, thus when eccentric bushing is worn, only need to change corresponding component, not only reduce maintenance cost, but also make identical eccentric bushing can be applicable to different production-scale disintegrating machine, improve the scope of application of eccentric sleeve mechanism, simultaneously, adopt multiple positioning element, ensure that the stability of bearing movable, improve axially-movable precision, thus improve the production efficiency of gyratory crusher.
Feature of the present invention and advantage will be described in detail by reference to the accompanying drawings by embodiment.
[accompanying drawing explanation]
Fig. 1 is the structural representation of first embodiment of the invention;
Fig. 2 is the structural representation of second embodiment of the invention;
Fig. 3 is the structural representation of third embodiment of the invention;
Fig. 4 is the structural representation of fourth embodiment of the invention.
[detailed description of the invention]
For making the object, technical solutions and advantages of the present invention clearly understand, below by accompanying drawing and embodiment, the present invention is further elaborated.But should be appreciated that, specific embodiment described herein, only in order to explain the present invention, is not limited to scope of the present invention.In addition, in the following description, the description to known features and technology is eliminated, to avoid unnecessarily obscuring concept of the present invention.
First embodiment:
Consult Fig. 1, the first embodiment of the present invention provides a kind of eccentric sleeve mechanism for cone crusher, comprise the bearing block 1 be located in frame, be located at the eccentric bushing 2 of bearing block 1 inside, be sheathed on the bearing insert 3 of eccentric bushing 2 inside, upper bearing (metal) 4 and lower bearing 5, upper bearing (metal) 4 and lower bearing 5 are all located between bearing block 1 and eccentric bushing 2, eccentric step 21 is provided with in the side of eccentric bushing 2 inside, bearing insert 3 is located on eccentric step 21, inner ring spacer 6 and outer ring spacer 7 is also provided with between upper bearing (metal) 4 and lower bearing 5, outer ring spacer 7 is sheathed on the periphery of inner ring spacer 6, the inwall of inner ring spacer 6 contacts with eccentric bushing 2, the outer wall of outer ring spacer 7 contacts with the inwall of bearing block 1, also be provided with between the outer wall of inner ring spacer 6 and the inwall of outer ring spacer 7 and lubricate space 22, eccentric part 8 is provided with between the outer wall and the inwall of outer ring spacer 7 of inner ring spacer 6, eccentric part 8 is located at the opposite side at eccentric step 21 place.
In the first embodiment of the present invention, the position of inner ring spacer 6 and outer ring spacer 7 one aspect location upper bearing (metal) 4 and lower bearing 5, strengthen the wobbler action of eccentric bushing 2 on the other hand, namely the wobbler action of the eccentric bushing 2 being provided with eccentric step 21 is strengthened, eccentric part 8 is located at the opposite side of eccentric step 21, the overall center of gravity of eccentric sleeve mechanism is tilted to the right further, thus the wobbler action of gyratory crusher in balanced production process.
Wherein, eccentric part 8 inside is provided with counterweight blind hole 81, counterweight blind hole 81 opening up, make the producer can adjust arbitrarily the weight of eccentric part 8 according to needs of production, and without the need to changing whole eccentric part 8, as long as load weight in counterweight blind hole 81, not only facilitate the use of the producer, improve the service life of eccentric part 8, but also make same eccentric bushing 2 can be suitable for different production scales.
In the first embodiment of the present invention, eccentric part 8 and inner ring spacer 6 are separated from each other, and eccentric part 8 is located between the outer wall of inner spacer and the inwall of outside spacer, and eccentric part 8 is fixedly connected with the outer wall of inner spacer 7.That is, eccentric part 8 is independently parts, the producer only needs when assembling, eccentric part 8 is positioned over and only needs eccentric side, and when eccentric sleeve mechanism eccentric motion does not meet pre-provisioning request, also eccentric part 8 is only needed to take out, the weight of independent adjustment eccentric part 8, avoid and just do not need to change the situation of whole inner spacer or even eccentric bushing 2 once meet pre-provisioning request, greatly reduce the manufacturing cost of gyratory crusher, simultaneously, when the outer wall of inner spacer is worn, also without the need to changing the eccentric part 8 having adjusted weight, only need the inside spacer changing same size just passable.
Accordingly, inner ring spacer 6 and eccentric bushing 2 are separated from each other, inner ring spacer 6 is fixedly connected with the outer wall of eccentric bushing 2, when the outer wall of eccentric bushing 2 is worn, need most and change eccentric bushing 2, without the need to changing original inner ring spacer 6 parts, facilitating the producer to use, reducing the production cost of gyratory crusher.
Further, outer ring spacer 7 and bearing block 1 are separated from each other, and outer ring spacer 7 coordinates with the inwall of bearing block 1.Because outer ring spacer 7 just plays location upper bearing (metal) 4 and the effect of lower bearing 5, therefore, the producer can determine the concrete size of outer ring spacer 7 according to the different model of upper bearing (metal) 4 and lower bearing 5, thus expands the scope of application of eccentric sleeve mechanism.
In the first embodiment of the present invention, eccentric sleeve mechanism of the prior art is split as 4 parts, it is the eccentric bushing 2 of inner side, inner ring spacer 6, eccentric part 8 and outermost outer ring spacer 7 respectively, each parts all can independently exist, carry out machining individually, fundamentally change that machine once eccentric bushing 2 in prior art just cannot reusable situation, not only reduce manufacturing cost, but also add the service life of eccentric sleeve mechanism from another point of view.
Particularly, be also provided with the bearing outer baffle ring 12 of sealed bearing 1 in bearing block 1 bottom, bearing outer baffle ring 12 is fixedly connected with the bottom surface of bearing block 1, and positions lower bearing 5.
Further, be also provided with bearing inner baffle ring 13 in the inside of bearing outer baffle ring 12, bearing inner baffle ring 13 contacts with each other with the outer wall of eccentric bushing 2, and bearing outer baffle ring 12 and bearing inner baffle ring 13 all contact with the bottom surface of lower bearing 5.
In the first embodiment of the present invention, the bottom of eccentric bushing 2 outer wall is also provided with the positioning step set to the concave, and makes eccentric bushing 2 lean at the upper side of bearing inner baffle ring 13 and medial surface, further the position of fixing eccentric bushing 2.
In order to ensure the axial precision of eccentric bushing 2 in eccentric motion, the first embodiment of the present invention have employed multiple location structure, one is the location of eccentric bushing 2 pairs of bearing inserts 3, two is location of the below of inner ring spacer 6 and outer ring spacer 7 pairs of upper bearing (metal)s 4 and the top of lower bearing 5, three is the location below bearing outer baffle ring 12 pairs of lower bearings 5, and five is location of bearing inner baffle ring 13 pairs of lower bearings 5, so mutually location, ensure that the stability of gyratory crusher work, thus ensure that production efficiency.
Wherein, the first embodiment of the present invention also comprises the dust cover 9 being located at bearing block 1 top, and the bottom surface of dust cover 9 is fixedly connected with the end face of bearing block 1.Dust cover 9 adopts deep cavity shape, prevents dust from entering eccentric sleeve mechanism inside, affects the rolling movement of each parts of eccentric bushing 2.
Second embodiment:
Consult Fig. 2, compared with the first embodiment, the difference part of the second embodiment of the present invention is: eccentric part 8 and inner ring spacer 6 are structure as a whole, and inner ring spacer 6 and eccentric bushing 2 are structure as a whole.Now, counterweight blind hole 81 is opened in the inside of eccentric bushing 2, and eccentric bushing 2 not only positions bearing insert 3, also positions upper bearing (metal) 4 and lower bearing 5.
Although each parts of the second embodiment of the present invention can not split separately, but decrease the installation step of eccentric sleeve mechanism accordingly, the use of the producer is facilitated from another angle, be applicable to the identical small batch of production requirement produce, good productivity effect can be produced in the short period of time.
Accordingly, the outer ring spacer 7 in the second embodiment of the present invention is also structure as a whole with bearing block 1, makes bearing block 1 bear the effect of location upper bearing (metal) 4 and lower bearing 5.
Particularly, the second embodiment of the present invention directly uses the bearing outer baffle ring 12 contacted with each other with bearing block 1 bottom surface, eliminates bearing inner baffle ring 13, and this is because eccentric sleeve mechanism needs to interact with external mechanical parts, now, the location of lower bearing 5 can be realized by extraneous parts.
Further, the dust cover 9 in the second embodiment of the present invention is structure as a whole with bearing block 1, and namely bearing block 1 self upwards extends the effect playing isolated dust.
3rd embodiment:
Consult Fig. 3, compared with the first embodiment, the difference part of the third embodiment of the present invention is: eccentric part 8 and inner ring spacer 6 are structure as a whole, and namely define new inner ring spacer 6, now counterweight blind hole 81 is located at the inside of inner ring spacer 6.Because eccentric production and processing is also comparatively simple, therefore, the inner ring spacer 6 with eccentric part 8 can not bring burden to the production cost of gyratory crusher.
Particularly, bearing outer baffle ring 12 and bearing block 1 are structure as a whole, bearing inner baffle ring 13 and eccentric bushing 2 are structure as a whole, that is, when assembling, only need eccentric bushing 2 to be installed in bearing block, upper bearing (metal) 4 and lower bearing 5 just can be located mutually, other attaching parts or location structure need not be set up, greatly reduce assembly difficulty.Certainly, this kind of structure inevitably increases the cost changing parts, and the producer can select suitable structure according to actual needs.
4th embodiment:
Consult Fig. 4, compared with the first embodiment, the difference part of the fourth embodiment of the present invention is: in the bottom of eccentric bushing 2, the inside of bearing outer baffle ring 12 is established has plenty of Bearing gear 14, the upper side of Bearing gear 14 and the bottom surface of lower bearing 5 contact with each other, and Bearing gear 14 is fixedly connected with eccentric bushing 2.In this kind of structure, Bearing gear 14 can not only locate lower bearing 5, but also can be connected with extraneous power transmission shaft, drives eccentric bushing 2 to move.
The foregoing is only preferred embodiment of the present invention, not in order to limit the present invention, all any amendments done within the spirit and principles in the present invention, equivalent replacement or improvement etc., all should be included within protection scope of the present invention.

Claims (10)

1. an eccentric sleeve mechanism for cone crusher, comprise the bearing block (1) be located in frame, be located at the eccentric bushing (2) that bearing block (1) is inner, be located at the bearing insert (3) that eccentric bushing (2) is inner, upper bearing (metal) (4) and lower bearing (5), described upper bearing (metal) (4) and lower bearing (5) are all located between bearing block (1) and eccentric bushing (2), the side inner at described eccentric bushing (2) is provided with eccentric step (21), described bearing insert (3) is located on eccentric step (21), it is characterized in that: between described upper bearing (metal) (4) and lower bearing (5), be also provided with inner ring spacer (6) and outer ring spacer (7), described outer ring spacer (7) is located at the periphery of inner ring spacer (6), also exist between the outer wall of described inner ring spacer (6) and the inwall of outer ring spacer (7) and lubricate space (22), eccentric part (8) is also provided with between the outer wall and the inwall of outer ring spacer (7) of described inner ring spacer (6), described eccentric part (8) is located at the opposite side at eccentric step (21) place.
2. a kind of eccentric sleeve mechanism for cone crusher as claimed in claim 1, is characterized in that: described eccentric part (8) is fixedly connected with inner ring spacer (6) or integrative-structure each other.
3. a kind of eccentric sleeve mechanism for cone crusher as claimed in claim 1, is characterized in that: described inner ring spacer (6) is fixedly connected with eccentric bushing (2) or integrative-structure each other.
4. a kind of eccentric sleeve mechanism for cone crusher as claimed in claim 1, is characterized in that: described eccentric part (8), inner ring spacer (6) and eccentric bushing (2) is mutually permanently connected or three is structure as a whole.
5. a kind of eccentric sleeve mechanism for cone crusher according to any one of Claims 1-4, is characterized in that: described outer ring spacer (7), bearing block (1), eccentric bushing (2), upper bearing (metal) (4) and lower bearing (5) cooperatively interact or outer ring spacer (7) and bearing block (1) integrative-structure each other.
6. a kind of eccentric sleeve mechanism for cone crusher as claimed in claim 1, it is characterized in that: be also provided with bearing outer baffle ring (12) in the bottom of described bearing block (1), the bottom surface of described bearing outer baffle ring (12) and lower bearing (5) contacts with each other, and described bearing outer baffle ring (12) is fixedly connected with bearing block (1) or integrative-structure each other.
7. a kind of eccentric sleeve mechanism for cone crusher as claimed in claim 6, it is characterized in that: be also provided with bearing inner baffle ring (13) in the bottom of described eccentric bushing (2), the bottom surface of described bearing inner baffle ring (13) and lower bearing (5) contacts with each other, and described bearing inner baffle ring (13) is fixedly connected with eccentric bushing (2) or integrative-structure each other.
8. a kind of eccentric sleeve mechanism for cone crusher as claimed in claim 6, it is characterized in that: be also provided with Bearing gear (14) in the bottom of described eccentric bushing (2), the upper side of described Bearing gear (14) and the bottom surface of lower bearing (5) contact with each other, and described Bearing gear (14) is fixedly connected with eccentric bushing (2).
9. a kind of eccentric sleeve mechanism for cone crusher as claimed in claim 1, it is characterized in that: also comprise the dust cover (9) being located at bearing block (1) top, the bottom surface of described dust cover (9) is fixedly connected with the end face of bearing block (1).
10. a kind of eccentric sleeve mechanism for cone crusher as claimed in claim 1, it is characterized in that: also comprise the dust cover (9) being located at bearing block (1) top, described dust cover (9) and bearing block (1) integrative-structure each other.
CN201410787104.1A 2014-12-17 2014-12-17 Eccentric sleeve mechanism for cone crusher Pending CN104549624A (en)

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104907123A (en) * 2015-05-29 2015-09-16 芜湖银海机械制造有限公司 Lining of conical crusher and casting process of lining
CN109806931A (en) * 2019-01-23 2019-05-28 浙江浙矿重工股份有限公司 A kind of band bearing support eccentric sleeve mechanism

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101947475A (en) * 2010-09-16 2011-01-19 陈利华 Cone crusher
CN103671576A (en) * 2013-12-12 2014-03-26 浙江浙矿重工股份有限公司 Spindle-sliding type eccentric sleeve mechanism
CN204320372U (en) * 2014-12-17 2015-05-13 浙江浙矿重工股份有限公司 A kind of eccentric sleeve mechanism for cone crusher

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101947475A (en) * 2010-09-16 2011-01-19 陈利华 Cone crusher
CN103671576A (en) * 2013-12-12 2014-03-26 浙江浙矿重工股份有限公司 Spindle-sliding type eccentric sleeve mechanism
CN204320372U (en) * 2014-12-17 2015-05-13 浙江浙矿重工股份有限公司 A kind of eccentric sleeve mechanism for cone crusher

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104907123A (en) * 2015-05-29 2015-09-16 芜湖银海机械制造有限公司 Lining of conical crusher and casting process of lining
CN109806931A (en) * 2019-01-23 2019-05-28 浙江浙矿重工股份有限公司 A kind of band bearing support eccentric sleeve mechanism

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Application publication date: 20150429

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