CN217830127U - Rolling-sliding type eccentric sleeve mechanism - Google Patents
Rolling-sliding type eccentric sleeve mechanism Download PDFInfo
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- CN217830127U CN217830127U CN202220944832.9U CN202220944832U CN217830127U CN 217830127 U CN217830127 U CN 217830127U CN 202220944832 U CN202220944832 U CN 202220944832U CN 217830127 U CN217830127 U CN 217830127U
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- eccentric block
- eccentric
- bearing
- cone assembly
- retainer ring
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Abstract
The utility model provides a roll eccentric cover mechanism of smooth formula, include eccentric block, copper sheathing, roller bearing, move cone assembly, big bevel gear and cover seat, the eccentric block cover is established in the outside of moving cone assembly, the cover seat cover is established in the outside of eccentric block, the eccentric block passes through the copper sheathing or among the roller bearing one with move cone assembly cooperation installation, the eccentric block passes through the copper sheathing or another and cover seat cooperation installation among the roller bearing, move cone assembly and can follow the axis direction and remove, big bevel gear is installed to the bottom of eccentric block, big bevel gear is used for driving eccentric block gyration and drives move cone assembly swing. The rolling-sliding type eccentric sleeve mechanism can reduce friction between the eccentric block and the sleeve seat, improve power transmission efficiency and prolong the service life of equipment.
Description
[ technical field ] A method for producing a semiconductor device
The utility model relates to a technical field of gyratory crusher, especially a roll-sliding type eccentric bushing mechanism.
[ background of the invention ]
The eccentric mechanism of the existing gyratory crusher is basically of a copper sleeve type structure, namely, a sliding pair is formed by an eccentric sleeve and a rack through a copper sleeve, the sliding pair is formed between the eccentric sleeve and a main shaft through the copper sleeve, and power drives the eccentric sleeve to rotate through a gear pair so as to drive the main shaft of the crusher to swing, so that the function of crushing materials is completed.
The copper sleeve type sliding bearing is easy to damage and lose efficacy under the action of impact force due to the large clearance between the kinematic pairs; in the full rolling bearing type, the main shaft needs to move up and down in the working process, namely the main shaft moves axially relative to the bearing, so that the rolling bearing is installed in a clearance manner, and the service life of the bearing is shortened due to the operation under the working condition.
[ Utility model ] content
The utility model aims at solving the problem among the prior art, providing a roll-sliding type eccentric sleeve mechanism, can reduce the friction between eccentric block and the cover seat, promoted power transmission efficiency, improve equipment's life.
In order to realize the above-mentioned purpose, the utility model provides a roll eccentric cover mechanism of gliding style, include eccentric block, copper sheathing, roller bearing, move cone assembly, big bevel gear and cover seat, the eccentric block cover is established in the outside of moving cone assembly, the cover seat cover is established in the outside of eccentric block, the eccentric block passes through the copper sheathing or one among the roller bearing with move cone assembly cooperation installation, the eccentric block passes through the copper sheathing or another and cover seat cooperation installation among the roller bearing, it can follow the axis direction and remove to move the cone assembly, big bevel gear is installed to the bottom of eccentric block, big bevel gear is used for driving eccentric block gyration and drives move cone assembly swing.
Preferably, the eccentric block is installed with the sleeve seat or the movable cone assembly in a matching way through two groups of roller bearings arranged at the upper part and the lower part of the eccentric block.
Preferably, the bearing limiting component is used for limiting the axial movement of the roller bearing.
Preferably, the bearing limiting assembly comprises a bearing retainer ring, an outer bearing retainer ring and an inner upper bearing retainer ring, the bearing retainer ring is sleeved on an outer ring or an inner ring of the eccentric block, is positioned between the two sets of roller bearings on the upper part and the lower part and abuts against the outer ring or the inner ring of the roller bearing, the outer bearing retainer ring abuts against the outer ring of the roller bearing on the upper part, and the inner upper bearing retainer ring abuts against the inner ring of the roller bearing on the upper part.
Preferably, the bearing outer retainer ring comprises an upper outer retainer ring and a lower outer retainer ring which are respectively installed above and below the sleeve seat, and the upper outer retainer ring and the lower outer retainer ring respectively abut against outer rings of the upper roller bearing and the lower roller bearing.
Preferably, the copper sleeve is arranged between the eccentric block and the movable cone assembly, the copper sleeve and the eccentric block form a sliding pair, and the movable cone assembly is sleeved in the copper sleeve and can move along the axis direction.
Preferably, the eccentric block and the sleeve seat form a rolling pair through a plurality of groups of roller bearings, and the roller bearings are installed on an outer ring of the eccentric block.
Preferably, the copper sleeve is connected with the sleeve seat and sleeved outside the eccentric block, the copper sleeve and the eccentric block form a sliding pair, and the eccentric block and the movable cone assembly can move in the copper sleeve along the axis direction.
Preferably, the eccentric block and the movable cone assembly form a rolling pair through a plurality of groups of roller bearings, and the roller bearings are installed outside the movable cone assembly.
The utility model has the advantages that:
1. novel and unique structure and stable operation.
2. The rolling-sliding type eccentric sleeve mechanism adopts a roller bearing as a kinematic pair, so that the friction between an eccentric block and a sleeve seat is obviously reduced, the power transmission efficiency is improved, and the service life of equipment is prolonged.
3. Due to the adoption of the roller bearing structure, the clearance between the bearing roller and the raceway is very small, so that the problem of impact damage caused by large copper bush clearance in the prior art is solved.
4. A small-gap sliding motion pair is adopted between the eccentric block and the movable cone assembly, so that the impact problem is avoided on one hand; on the other hand, the movable cone assembly can move in the axial direction.
5. Because roller bearing all generally adopts the tight fit mounting means, bearing life-span can be influenced if bearing inner race and fitting surface take place to remove, and the emergence of this problem has been avoided to the copper sheathing in adopting.
The features and advantages of the present invention will be described in detail by embodiments with reference to the accompanying drawings.
[ description of the drawings ]
Fig. 1 is a schematic cross-sectional structure diagram of embodiment 1 of the present invention;
fig. 2 is a schematic cross-sectional structure diagram of embodiment 2 of the present invention.
[ detailed description ] embodiments
Example 1
Referring to fig. 1, the utility model relates to a roll eccentric cover mechanism of gliding style, include eccentric block 1, copper sheathing 2, roller bearing 3, move cone assembly 7, big bevel gear 8 and cover seat 9, 1 cover of eccentric block is established in the outside of moving cone assembly 7, the outside at eccentric block 1 is established to cover seat 9 cover, eccentric block 1 passes through copper sheathing 2 and the cooperation installation of moving cone assembly 7, eccentric block 1 passes through roller bearing 3 and the cooperation installation of cover seat 9, it can follow the axis direction and remove to move cone assembly 7, big bevel gear 8 is installed to eccentric block 1's bottom, big bevel gear 8 is used for driving 1 gyration of eccentric block and drives it swings to move cone assembly 7. Specifically, in this embodiment, the copper bush 2 is disposed between the eccentric block 1 and the movable cone assembly 7, the copper bush 2 and the eccentric block 1 form a sliding pair, and the movable cone assembly 7 is sleeved in the copper bush 2 and can move along the axis direction. The eccentric block 1 and the sleeve seat 9 form a rolling pair through a plurality of groups of roller bearings 3, and the roller bearings 3 are arranged on the outer ring of the eccentric block 1.
Further, the eccentric block 1 is installed in cooperation with the sleeve seat 9 or the movable cone assembly 7 through two sets of roller bearings 3 arranged at the upper part and the lower part of the eccentric block. Furthermore, a bearing limiting component for limiting the axial movement of the roller bearing 3 is also included. In this embodiment, the bearing limiting component includes a bearing retainer ring 4, an outer bearing retainer ring 5 and an inner bearing retainer ring 6, the bearing retainer ring 4 is sleeved on an outer ring or an inner ring of the eccentric block 1 and is located between the two sets of roller bearings 3 on the upper portion and the lower portion, and abuts against the outer ring or the inner ring of the roller bearings 3, the outer bearing retainer ring 5 includes an outer upper retainer ring and an outer lower retainer ring which are respectively installed above and below the sleeve seat 9, and the outer upper retainer ring and the outer lower retainer ring abut against the outer rings of the upper roller bearings and the lower roller bearings 3 respectively. And the upper bearing inner retainer ring 6 is abutted against the inner ring of the upper roller bearing 3.
Example 2
Referring to fig. 2, the difference between the present embodiment and embodiment 1 is: the eccentric block 1 is installed with the movable cone assembly 7 through the roller bearing 3 in a matched mode, and the eccentric block 1 is installed with the sleeve seat 9 through the copper sleeve 2 in a matched mode. Specifically, the copper bush 2 is connected with the bush seat 9 and sleeved outside the eccentric block 1, the copper bush 2 and the eccentric block 1 form a sliding pair, and the eccentric block 1 and the movable cone assembly 7 can move in the copper bush 2 along the axis direction. The eccentric block 1 and the movable cone assembly 7 form a rolling pair through a plurality of groups of roller bearings 3, and the roller bearings 3 are installed outside the movable cone assembly 7.
Further, the bearing limiting assembly comprises a bearing retainer ring 4, an outer bearing retainer ring 5 and an inner upper bearing retainer ring 6, wherein the bearing retainer ring 4 is sleeved on an outer ring or an inner ring of the eccentric block 1 and is positioned between the two groups of roller bearings 3 on the upper portion and the lower portion and is abutted against the outer ring or the inner ring of the roller bearing 3, the outer bearing retainer ring 5 is abutted against the outer ring of the roller bearing 3 on the upper portion, and the inner upper bearing retainer ring 6 is abutted against the inner ring of the roller bearing 3 on the upper portion.
The above-mentioned embodiment is right the utility model discloses an explanation, it is not right the utility model discloses a limited, any right the scheme after the simple transform of the utility model all belongs to the protection scope of the utility model.
Claims (9)
1. The utility model provides a roll eccentric bushing mechanism of smooth formula which characterized in that: including eccentric block (1), copper sheathing (2), roller bearing (3), move cone assembly (7), big bevel gear (8) and cover seat (9), the outside of moving cone assembly (7) is established to eccentric block (1) cover, the outside at eccentric block (1) is established to cover seat (9) cover, eccentric block (1) is passed through copper sheathing (2) or one in roller bearing (3) is installed with moving cone assembly (7) cooperation, eccentric block (1) is passed through copper sheathing (2) or another in roller bearing (3) is installed with cover seat (9) cooperation, it can follow the axis direction removal to move cone assembly (7), big bevel gear (8) are installed to the bottom of eccentric block (1), big bevel gear (8) are used for driving eccentric block (1) gyration and drive move cone assembly (7) swing.
2. A roll-slip eccentric sleeve mechanism as claimed in claim 1, wherein: the eccentric block (1) is installed with the sleeve seat (9) or the movable cone assembly (7) in a matching way through two groups of roller bearings (3) arranged on the upper part and the lower part of the eccentric block.
3. A roll-slip eccentric sleeve mechanism as claimed in claim 2, wherein: the roller bearing further comprises a bearing limiting assembly used for limiting the axial movement of the roller bearing (3).
4. A roll-slip eccentric sleeve mechanism as claimed in claim 3, wherein: the bearing limiting assembly comprises a bearing retainer ring (4), an outer bearing retainer ring (5) and an inner upper bearing retainer ring (6), wherein the outer ring or the inner ring of the eccentric block (1) is sleeved with the bearing retainer ring (4) and is positioned between the two groups of roller bearings (3) on the upper portion and the lower portion, the outer ring or the inner ring of each roller bearing (3) is abutted against the bearing retainer ring (4), the outer bearing retainer ring (5) is abutted against the outer ring of each roller bearing (3) on the upper portion, and the inner bearing retainer ring (6) is abutted against the inner ring of each roller bearing (3) on the upper portion.
5. A roll-slip eccentric sleeve mechanism as defined in claim 4, wherein: the bearing outer retainer ring (5) comprises an upper outer retainer ring and a lower outer retainer ring which are respectively arranged above and below the sleeve seat (9), and the upper outer retainer ring and the lower outer retainer ring are respectively abutted against the outer rings of the upper roller bearing and the lower roller bearing (3).
6. A roll-slip eccentric sleeve mechanism according to any one of claims 1 to 5, characterized in that: copper sheathing (2) set up between eccentric block (1) and movable cone assembly (7), copper sheathing (2) with eccentric block (1) constitutes the sliding pair, movable cone assembly (7) cover is established in copper sheathing (2) to can follow the axis direction and remove.
7. A roll-slip eccentric sleeve mechanism as claimed in claim 6, wherein: the eccentric block (1) and the sleeve seat (9) form a rolling pair through a plurality of groups of roller bearings (3), and the roller bearings (3) are arranged on the outer ring of the eccentric block (1).
8. A roll-slip eccentric sleeve mechanism according to any one of claims 1 to 4, characterized in that: the copper sleeve (2) is connected with the sleeve seat (9) and sleeved outside the eccentric block (1), the copper sleeve (2) and the eccentric block (1) form a sliding pair, and the eccentric block (1) and the movable cone assembly (7) can move in the copper sleeve (2) along the axis direction.
9. A roll-slip eccentric sleeve mechanism as claimed in claim 8, wherein: the eccentric block (1) and the movable cone assembly (7) form a rolling pair through a plurality of groups of roller bearings (3), and the roller bearings (3) are installed outside the movable cone assembly (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220944832.9U CN217830127U (en) | 2022-04-22 | 2022-04-22 | Rolling-sliding type eccentric sleeve mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220944832.9U CN217830127U (en) | 2022-04-22 | 2022-04-22 | Rolling-sliding type eccentric sleeve mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217830127U true CN217830127U (en) | 2022-11-18 |
Family
ID=84018022
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220944832.9U Active CN217830127U (en) | 2022-04-22 | 2022-04-22 | Rolling-sliding type eccentric sleeve mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217830127U (en) |
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2022
- 2022-04-22 CN CN202220944832.9U patent/CN217830127U/en active Active
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