CN204448130U - A kind of rolling bearing gyratory crusher - Google Patents
A kind of rolling bearing gyratory crusher Download PDFInfo
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- CN204448130U CN204448130U CN201520058591.8U CN201520058591U CN204448130U CN 204448130 U CN204448130 U CN 204448130U CN 201520058591 U CN201520058591 U CN 201520058591U CN 204448130 U CN204448130 U CN 204448130U
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Abstract
The utility model relates to mining equiment field, and a kind of rolling bearing gyratory crusher, comprises frame, and the transmission mechanism, eccentric stiffener, the mantle group that are arranged in frame and mantle is anti-reverse revolves mechanism; Described eccentric stiffener comprises excentric sleeve, upper axial thrust bearing and lower axial thrust bearing; Excentric sleeve comprises axle sleeve inner ring, axle sleeve outer ring and axle sleeve ring; Form upper bearing (metal) groove and lower bearing groove between axle sleeve ring and axle sleeve inner ring, axle sleeve outer ring, upper axial thrust bearing and lower axial thrust bearing are arranged in upper bearing (metal) groove and lower bearing groove respectively; Described axle sleeve inner ring is divided into eccentric top and eccentric bottom, the central through hole at eccentric top is communicated by shaft coupling shoulder hole with between the central through hole of eccentric bottom, shaft coupling shoulder hole is communicated by thin oil passage with between upper bearing (metal) groove, lower bearing groove, is communicated between lower bearing groove with upper bearing (metal) groove by thin oil passage.The eccentric stiffener good positioning effect of this rolling bearing gyratory crusher, the bearing in eccentric stiffener is convenient to lubrication.
Description
Technical field
The utility model relates to mining equiment field, particularly relates to a kind of rolling bearing gyratory crusher.
Background technology
Rolling bearing gyratory crusher is a kind of mining machinery for broken building stones, and its principle drives eccentric stiffener to rotate by transmission mechanism, and eccentric stiffener drives the swing of mantle group to rotate, by mantle group with surely bore frame and cooperatively interact for broken building stones.But there is the weak point of following two aspects in existing rolling bearing gyratory crusher: 1, and eccentric stiffener comprises bearing block and excentric sleeve, and excentric sleeve is positioned in bearing block by bearing; Between excentric sleeve and bearing, contact offsets, and locating effect is not good, bearing dislocation easily occurs, the phenomenon that excentric sleeve is impaired; 2, excentric sleeve does not have arrange the oil circuit running through both sides inside and outside it, thus need two lubricant passage waies to be respectively used to lubricate the bearing of both sides inside and outside excentric sleeve, lubricating wire is passed by complexity.
Summary of the invention
In order to solve the problem, the purpose of this utility model is to provide a kind of rolling bearing gyratory crusher, the eccentric stiffener good positioning effect of this rolling bearing gyratory crusher, and the bearing in eccentric stiffener is convenient to lubrication.
In order to realize above-mentioned object, the utility model have employed following technical scheme:
A kind of rolling bearing gyratory crusher, comprises frame, and the transmission mechanism, eccentric stiffener, the mantle group that are arranged in frame and mantle is anti-reverse revolves mechanism;
Described eccentric stiffener comprises excentric sleeve, and the upper axial thrust bearing of location and installation in excentric sleeve, lower axial thrust bearing, on radial roller bearing and lower radial roller bearing; Described excentric sleeve comprises axle sleeve inner ring, axle sleeve outer ring and axle sleeve ring, and the inner end of axle sleeve ring is connected with the outer side surface one of axle sleeve inner ring, and the outer end of axle sleeve ring is connected with the interior sidewall surface one of axle sleeve outer ring; Form upper bearing (metal) groove between the upper surface of described axle sleeve ring and axle sleeve inner ring, axle sleeve outer ring, upper axial thrust bearing is arranged in upper bearing (metal) groove, interference fit between the bottom bearing circle of upper axial thrust bearing and the axle sleeve inner ring of excentric sleeve; Form lower bearing groove between the lower surface of described axle sleeve ring and axle sleeve inner ring, lower axial thrust bearing is arranged in lower bearing groove, interference fit between the top race ring of lower axial thrust bearing and the axle sleeve inner ring of excentric sleeve; Described axle sleeve inner ring is divided into eccentric top and eccentric bottom, and upper radial roller bearing is arranged in the central through hole at eccentric top, and lower radial roller bearing is arranged in the central through hole of eccentric bottom; The central through hole at eccentric top is communicated by shaft coupling shoulder hole with between the central through hole of eccentric bottom, shaft coupling shoulder hole is communicated by thin oil passage with between upper bearing (metal) groove, lower bearing groove, eccentric bottom central through hole, and lower bearing groove is communicated by thin oil passage with between eccentric bottom central through hole, upper bearing (metal) groove;
The lower end of described excentric sleeve is fixed with excentric sleeve cone tooth, and transmission mechanism and excentric sleeve are bored tooth transmission and be connected; The location and installation of mantle group lower end is in upper radial roller bearing, and mantle is anti-reverse revolves the upper end location and installation of mechanism in lower radial roller bearing, and the anti-reverse upper end of revolving mechanism of mantle is accepted mutually with the lower end of mantle group.
As preferably, the eccentric bottom central through hole of described excentric sleeve is positive heart through hole, and there is eccentric angle α between the axis at eccentric top and the axis of eccentric bottom, eccentric angle α is less than 10 °.During installation, the positive heart through hole of excentric sleeve is positioned in frame by lower radial roller bearing, mantle group is positioned in the central through hole at eccentric top by upper radial roller bearing, when excentric sleeve rotates centered by positive heart through hole, eccentric top circumference eccentric rotary, eccentric angle α is less than 10 °, is convenient to the stability ensureing mantle swing.
As preferably, the lower surface, axle sleeve outer ring of excentric sleeve is fixed with balancing weight; Ensure the stability that excentric sleeve rotates.
As preferably, the inner end of described excentric sleeve cone tooth axially limits the outboard bearing circle of lower radial roller bearing.
As preferably, the upper end of excentric sleeve is provided with end ring, radial roller bearing in end ring axial location.
The utility model adopts technique scheme, this rolling bearing gyratory crusher has the advantage of following two aspects: 1, upper axial thrust bearing in eccentric stiffener is arranged in the upper bearing (metal) groove of excentric sleeve, interference fit between the bottom bearing circle of upper axial thrust bearing and the axle sleeve inner ring of excentric sleeve; Lower axial thrust bearing is arranged in lower bearing groove, interference fit between the top race ring of lower axial thrust bearing and the axle sleeve inner ring of excentric sleeve; By this structure, upper axial thrust bearing and lower axial thrust bearing are all fixedly mounted on excentric sleeve, not easily misplace between excentric sleeve and bearing, good positioning effect; 2, shaft coupling shoulder hole is communicated by thin oil passage with between upper bearing (metal) groove, lower bearing groove, eccentric bottom central through hole, and lower bearing groove is communicated by thin oil passage with between eccentric bottom central through hole, upper bearing (metal) groove; During the work of rolling bearing gyratory crusher, the lubricating oil in frame is drained to the upper radial roller bearing of lubrication and lower radial roller bearing in excentric sleeve, and lubricating oil is flowed out for lubricating upper axial thrust bearing and lower axial thrust bearing by thin oil passage; By this structure, the bearing of both sides inside and outside a lubricant passage way lubrication excentric sleeve can be realized, thus simplify lubrication circuit.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model.
Fig. 2 is the structural representation of eccentric stiffener.
Detailed description of the invention
Below in conjunction with accompanying drawing, preferred embodiment of the present utility model is described in further detail.
A kind of rolling bearing gyratory crusher as shown in Fig. 1 ~ Fig. 2, comprises frame 1, and is arranged on that transmission mechanism 3, eccentric stiffener 4, mantle group 5 and mantle in frame 1 is anti-reverse revolves mechanism 6.
Described eccentric stiffener comprises excentric sleeve, upper axial thrust bearing 42, lower axial thrust bearing 43, upper radial roller bearing 44 and lower radial roller bearing 45.Excentric sleeve comprises axle sleeve inner ring 411, axle sleeve outer ring 412, and for the axle sleeve connecting ring 413 of one connecting bushing inner ring 411 and axle sleeve outer ring 412, the lower surface of axle sleeve outer ring 412 is fixed with balancing weight 415, for balancing whole excentric sleeve.Upper bearing (metal) groove 414 is formed between the upper surface of described axle sleeve connecting ring 413 and axle sleeve inner ring 411, axle sleeve outer ring 412, upper axial thrust bearing 42 is arranged in upper bearing (metal) groove 414, interference fit between the bottom bearing circle of upper axial thrust bearing 42 and the axle sleeve inner ring 411 of excentric sleeve.Form lower bearing groove 416 between the lower surface of axle sleeve connecting ring 413 and axle sleeve inner ring 411, lower axial thrust bearing 43 is arranged in lower bearing groove 416, interference fit between the top race ring of lower axial thrust bearing 43 and the axle sleeve inner ring 411 of excentric sleeve.During installation, first the top race ring of the bottom bearing circle of upper axial thrust bearing 42 and lower axial thrust bearing 43 is heated, be then contained in outside axle sleeve inner ring 411, interference fit after being down to normal temperature.
Described axle sleeve inner ring 411 is divided into eccentric top 411a and eccentric bottom 411b, and the central through hole of eccentric bottom 411b is positive heart through hole, and there is eccentric angle α between the axis of eccentric top 411a and the axis of eccentric bottom 411b, eccentric angle α is less than 10 °; Described upper radial roller bearing 44 is arranged in the central through hole of eccentric top 411a, and the port of eccentric top 411a is provided with upper bearing (metal) back-up ring 46, and upper bearing (metal) back-up ring 46 axially limits the outboard bearing circle of upper radial roller bearing 44.Lower radial roller bearing 45 is arranged in the central through hole of eccentric bottom 411b, and the lower end of eccentric bottom 411b is fixed with excentric sleeve cone tooth 47, and the inner end of excentric sleeve cone tooth 47 axially limits the outboard bearing circle of lower radial roller bearing 45.
The central through hole of described eccentric top 411a is communicated by shaft coupling shoulder hole 411c with between the central through hole of eccentric bottom 411b; The inside of excentric sleeve is provided with thin oil passage b, specifically shaft coupling shoulder hole 411c is communicated by thin oil passage b with between upper bearing (metal) groove 414, lower bearing groove 416 and eccentric bottom 411b central through hole, and lower bearing groove 416 communicates with the thin oil passage b that communicates between 411b central through hole, upper bearing (metal) groove 414 bottom bias.During installation, transmission mechanism 3 and excentric sleeve are bored tooth 47 transmission and are connected; The location and installation of mantle group 5 lower end is in upper radial roller bearing 44, and mantle is anti-reverse revolves the upper end location and installation of mechanism 6 in lower radial roller bearing 45, and the anti-reverse upper end of revolving mechanism 6 of mantle is accepted mutually with the lower end of mantle group 5.
Comprehensive technique scheme, this rolling bearing gyratory crusher has the advantage of following two aspects: 1, upper axial thrust bearing in eccentric stiffener is arranged in the upper bearing (metal) groove of excentric sleeve, interference fit between the bottom bearing circle of upper axial thrust bearing and the axle sleeve inner ring of excentric sleeve; Lower axial thrust bearing is arranged in lower bearing groove, interference fit between the top race ring of lower axial thrust bearing and the axle sleeve inner ring of excentric sleeve; By this structure, upper axial thrust bearing and lower axial thrust bearing are all fixedly mounted on excentric sleeve, not easily misplace between excentric sleeve and bearing, good positioning effect; 2, shaft coupling shoulder hole is communicated by thin oil passage with between upper bearing (metal) groove, lower bearing groove, eccentric bottom central through hole, and lower bearing groove is communicated by thin oil passage with between eccentric bottom central through hole, upper bearing (metal) groove; During the work of rolling bearing gyratory crusher, the lubricating oil in frame is drained to the upper radial roller bearing of lubrication and lower radial roller bearing in excentric sleeve, and lubricating oil is flowed out for lubricating upper axial thrust bearing and lower axial thrust bearing by thin oil passage; By this structure, the bearing of both sides inside and outside a lubricant passage way lubrication excentric sleeve can be realized, thus simplify lubrication circuit.
Claims (5)
1. a rolling bearing gyratory crusher, comprises frame, and the transmission mechanism, eccentric stiffener, the mantle group that are arranged in frame and mantle is anti-reverse revolves mechanism; It is characterized in that:
Described eccentric stiffener comprises excentric sleeve, and the upper axial thrust bearing of location and installation in excentric sleeve, lower axial thrust bearing, on radial roller bearing and lower radial roller bearing; Described excentric sleeve comprises axle sleeve inner ring, axle sleeve outer ring and axle sleeve ring, and the inner end of axle sleeve ring is connected with the outer side surface one of axle sleeve inner ring, and the outer end of axle sleeve ring is connected with the interior sidewall surface one of axle sleeve outer ring; Form upper bearing (metal) groove between the upper surface of described axle sleeve ring and axle sleeve inner ring, axle sleeve outer ring, upper axial thrust bearing is arranged in upper bearing (metal) groove, interference fit between the bottom bearing circle of upper axial thrust bearing and the axle sleeve inner ring of excentric sleeve; Form lower bearing groove between the lower surface of described axle sleeve ring and axle sleeve inner ring, lower axial thrust bearing is arranged in lower bearing groove, interference fit between the top race ring of lower axial thrust bearing and the axle sleeve inner ring of excentric sleeve; Described axle sleeve inner ring is divided into eccentric top and eccentric bottom, and upper radial roller bearing is arranged in the central through hole at eccentric top, and lower radial roller bearing is arranged in the central through hole of eccentric bottom; The central through hole at eccentric top is communicated by shaft coupling shoulder hole with between the central through hole of eccentric bottom, shaft coupling shoulder hole is communicated by thin oil passage with between upper bearing (metal) groove, lower bearing groove, eccentric bottom central through hole, and lower bearing groove is communicated by thin oil passage with between eccentric bottom central through hole, upper bearing (metal) groove;
The lower end of described excentric sleeve is fixed with excentric sleeve cone tooth, and transmission mechanism and excentric sleeve are bored tooth transmission and be connected; The location and installation of mantle group lower end is in upper radial roller bearing, and mantle is anti-reverse revolves the upper end location and installation of mechanism in lower radial roller bearing, and the anti-reverse upper end of revolving mechanism of mantle is accepted mutually with the lower end of mantle group.
2. a kind of rolling bearing gyratory crusher according to claim 1, it is characterized in that: the eccentric bottom central through hole of described excentric sleeve is positive heart through hole, there is eccentric angle α between the axis at eccentric top and the axis of eccentric bottom, eccentric angle α is less than 10 °.
3. a kind of rolling bearing gyratory crusher according to claim 2, is characterized in that: the lower surface, axle sleeve outer ring of excentric sleeve is fixed with balancing weight.
4. a kind of rolling bearing gyratory crusher according to claim 3, is characterized in that: the inner end of described excentric sleeve cone tooth axially limits the outboard bearing circle of lower radial roller bearing.
5. a kind of rolling bearing gyratory crusher according to claim 4, is characterized in that: the upper end of excentric sleeve is provided with end ring, radial roller bearing in end ring axial location.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520058591.8U CN204448130U (en) | 2015-01-28 | 2015-01-28 | A kind of rolling bearing gyratory crusher |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520058591.8U CN204448130U (en) | 2015-01-28 | 2015-01-28 | A kind of rolling bearing gyratory crusher |
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| CN204448130U true CN204448130U (en) | 2015-07-08 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201520058591.8U Active CN204448130U (en) | 2015-01-28 | 2015-01-28 | A kind of rolling bearing gyratory crusher |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104588156A (en) * | 2015-01-28 | 2015-05-06 | 浙江浙矿重工股份有限公司 | Rolling bearing cone crusher |
-
2015
- 2015-01-28 CN CN201520058591.8U patent/CN204448130U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104588156A (en) * | 2015-01-28 | 2015-05-06 | 浙江浙矿重工股份有限公司 | Rolling bearing cone crusher |
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| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address |
Address after: 313100 Industrial Park, Heping Town, Changxing County, Huzhou, Zhejiang Patentee after: Zhejiang mining heavy industry Co.,Ltd. Address before: 313103 huicheling Industrial Park, Heping Town, Changxing County, Huzhou City, Zhejiang Province Patentee before: ZHEJIANG ZHE KUANG HEAVY INDUSTRIES Co.,Ltd. |
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| CP03 | Change of name, title or address |