CN205182929U - Grader main shaft rotary device - Google Patents
Grader main shaft rotary device Download PDFInfo
- Publication number
- CN205182929U CN205182929U CN201520925403.7U CN201520925403U CN205182929U CN 205182929 U CN205182929 U CN 205182929U CN 201520925403 U CN201520925403 U CN 201520925403U CN 205182929 U CN205182929 U CN 205182929U
- Authority
- CN
- China
- Prior art keywords
- main shaft
- axis body
- flange
- spindle nose
- grader
- 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.)
- Expired - Fee Related
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- Sliding-Contact Bearings (AREA)
Abstract
The utility model discloses a grader main shaft rotary device, including a main shaft, rotating vane, main shaft upper portion mounting structure and main shaft lower part mounting structure, the main shaft includes spindle nose and axis body, the spindle nose front end sets up on main shaft lower part mounting structure, the axis body rear end sets up on main shaft upper portion mounting structure, rotating vane sets up on the axis body, main shaft upper portion mounting structure includes the bearing frame, thrust bearing and lock nut, the axis body rear end is passed through thrust bearing and is installed on the bearing frame, main shaft lower part mounting structure includes the supporting seat, sealing device and bearing assembly, the spindle nose front end passes through bearing assembly and installs on the supporting seat, sealing device includes packing chamber and filler end cover, packing chamber sets up the one side that is close to the axis body at the spindle nose, the last filler end cover of installing of packing chamber. The utility model discloses can avoid the grader main shaft to drop in the gliding of operation in -process to reach main shaft lower extreme part and suffer erosive wear, reduced rotary device's fault rate, prolonged the life of grader.
Description
Technical field
The utility model relates to mine ore dressing equipment technical field, particularly relates to a kind of grader main axle rotation device.
Background technology
Spiral classifier varies in size by means of solid grain, proportion is different, thus the principle that sinking speed is different in a liquid, carry out a kind of classifying equipoment of mechanical classification, can the material powder classified filtering ground in grinding machine, and utilize flight that coarse fodder is screwed in mill feeding mouth, the fines filtered out is discharged from overflow pipe.FLG-1500 grader because of the impact by bearing down, may cause main shaft to glide in During Process of Long-term Operation, come off even fracture etc., and the rolling bearing assembly of main shaft lower end is arranged in tank, corrode by ore pulp for a long time, very easily wear and tear, and then cause production accident, bring certain economic loss.
Utility model content
The purpose of this utility model is to provide a kind of flexible adjustment, grader main axle rotation device easy to maintenance, grader main shaft can be avoided to glide in operation process come off, and main shaft lower member suffers erosion wear, reduce the fault rate of whirligig, extend the service life of grader.
For achieving the above object, the technical solution adopted in the utility model is:
A kind of grader main axle rotation device, comprise main shaft, rotating vane, main shaft upper mounting structure and main shaft lower mounting configuration, described main shaft comprises spindle nose and axis body, Flange joint is passed through in spindle nose rear end and axis body front end, spindle nose front end is arranged on main shaft lower mounting configuration, axis body rear end is arranged on main shaft upper mounting structure, described rotating vane is arranged on axis body, main shaft upper mounting structure comprises bearing block, thrust bearing and locking nut, bearing block is arranged on grader housing, axis body rear end is arranged on bearing block by thrust bearing, the circumferential surface of axis body rear end is provided with the screw thread mated with locking nut, thrust bearing is fixed in the outside that locking nut is located in axis body rear end, main shaft lower mounting configuration comprises supporting seat, sealing device and bearing assembly, spindle nose front end is arranged on supporting seat by bearing assembly, sealing device comprises filler chamber and filler end cap, filler chamber is arranged on the side of spindle nose near axis body, packing seal is passed through between filler chamber and spindle nose, filler chamber installs filler end cap.
Described spindle nose rear end is provided with the first flange, and axis body front end is provided with the second flange, the flange of the first flange and the second flange is circumferentially evenly provided with mutually corresponding screw, is provided with bolt in screw.
The flange of described first flange is circumferentially also evenly provided with alignment pin, the flange of the second flange is circumferentially evenly provided with locating hole, alignment pin and locating hole are mutually corresponding.
Spacer sleeve is provided with between described locking nut and thrust bearing.
Described locking nut is multiple.
The spindle nose of main shaft and axis body removably connect by the utility model, can ensure the safe handling of main shaft, are convenient to again change when spindle nose fault, reduce workload; The utility model uses locking nut to be fixed on grader housing by axis body rear end in main shaft upper mounting structure, and main shaft can be avoided to glide in operation process or come off; Main shaft lower mounting configuration of the present utility model uses sealing device isolation bearing assembly and accepts the ore pulp of classification, ensures that main shaft lower member does not weather, reduces wear, effectively extend its service life, reduce the incidence of production accident.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model.
Detailed description of the invention
As shown in Figure 1, grader main axle rotation device described in the utility model, comprise main shaft, rotating vane 3, main shaft upper mounting structure and main shaft lower mounting configuration, main shaft comprises spindle nose 1 and axis body 2, and the rear end of spindle nose 1 is provided with the first flange, and the front end of axis body 2 is provided with the second flange, the equal diameters of the first flange and the second flange, the flange of the first flange and the second flange is circumferentially evenly provided with mutually corresponding screw, in screw, wears bolt, realize removably connecting of spindle nose 1 and axis body 2.In the present embodiment the first flange flange on be circumferentially also evenly provided with alignment pin, the flange of the second flange is circumferentially evenly provided with locating hole, alignment pin and locating hole facing each other, when spindle nose 1 and axis body 2 need be connected, first position in the locating hole alignment pin of the first flange being penetrated the second flange, be then fastened by bolts the first flange and the second flange.The rear end of spindle nose 1 and the front end of axis body 2, by Flange joint, can ensure the safe handling of main shaft, be convenient to again change, reduce workload when spindle nose 1 breaks down.
The front end of spindle nose 1 is arranged on main shaft lower mounting configuration, and the rear end of axis body 2 is arranged on main shaft upper mounting structure, and rotating vane 3 is arranged on axis body 2.Main shaft upper mounting structure comprises bearing block, thrust bearing 4 and locking nut 6, bearing block is arranged on grader housing 11, the rear end of axis body 2 is arranged on bearing block by thrust bearing 4, the circumferential surface of axis body 2 rear end is provided with the screw thread mated with locking nut 6, locking nut 6 is located in the outside of axis body 2 rear end with fixing thrust bearing 4, and main shaft can be avoided to glide in operation process or come off.Adopt three locking nuts 6 in the present embodiment, and spacer sleeve 5 is set between thrust bearing 4 and locking nut 6, effectively strengthen the fixation to thrust bearing 4.
Main shaft lower mounting configuration comprises supporting seat 7, sealing device and bearing assembly 8, the front end of spindle nose 1 is arranged on supporting seat 7 by bearing assembly 8, sealing device comprises filler chamber 9 and filler end cap 10, filler chamber 9 is arranged on the side of spindle nose 1 near axis body 2, by packing seal between filler chamber 9 and spindle nose 1, filler chamber 9 installs filler end cap 10.When rotating vane 3 rotate classification is carried out to ore pulp time, it is inner that sealing device and supporting seat 7 can avoid ore pulp to enter bearing assembly 8, ensures that it does not corrode by ore pulp, reduce wear.The utility model can be avoided grader main shaft to glide in operation process coming off, and main shaft lower member suffers erosion wear, reduces the fault rate of whirligig, extends the service life of grader.
Claims (5)
1. a grader main axle rotation device, comprise main shaft, rotating vane, main shaft upper mounting structure and main shaft lower mounting configuration, it is characterized in that: described main shaft comprises spindle nose and axis body, Flange joint is passed through in spindle nose rear end and axis body front end, spindle nose front end is arranged on main shaft lower mounting configuration, axis body rear end is arranged on main shaft upper mounting structure, described rotating vane is arranged on axis body, main shaft upper mounting structure comprises bearing block, thrust bearing and locking nut, bearing block is arranged on grader housing, axis body rear end is arranged on bearing block by thrust bearing, the circumferential surface of axis body rear end is provided with the screw thread mated with locking nut, thrust bearing is fixed in the outside that locking nut is located in axis body rear end, main shaft lower mounting configuration comprises supporting seat, sealing device and bearing assembly, spindle nose front end is arranged on supporting seat by bearing assembly, sealing device comprises filler chamber and filler end cap, filler chamber is arranged on the side of spindle nose near axis body, packing seal is passed through between filler chamber and spindle nose, filler chamber installs filler end cap.
2. grader main axle rotation device as claimed in claim 1, it is characterized in that: described spindle nose rear end is provided with the first flange, axis body front end is provided with the second flange, the flange of the first flange and the second flange is circumferentially evenly provided with mutually corresponding screw, is provided with bolt in screw.
3. grader main axle rotation device as claimed in claim 2, is characterized in that: the flange of described first flange is circumferentially also evenly provided with alignment pin, the flange of the second flange is circumferentially evenly provided with locating hole, alignment pin and locating hole are mutually corresponding.
4. grader main axle rotation device as claimed in claim 3, is characterized in that: be provided with spacer sleeve between described locking nut and thrust bearing.
5. grader main axle rotation device as claimed in claim 4, is characterized in that: described locking nut is multiple.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520925403.7U CN205182929U (en) | 2015-11-19 | 2015-11-19 | Grader main shaft rotary device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520925403.7U CN205182929U (en) | 2015-11-19 | 2015-11-19 | Grader main shaft rotary device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205182929U true CN205182929U (en) | 2016-04-27 |
Family
ID=55775965
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520925403.7U Expired - Fee Related CN205182929U (en) | 2015-11-19 | 2015-11-19 | Grader main shaft rotary device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205182929U (en) |
-
2015
- 2015-11-19 CN CN201520925403.7U patent/CN205182929U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160427 Termination date: 20191119 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |