CN210978477U - Waterproof lubricating structure of high-speed shaft of speed reducer of continuous casting withdrawal and straightening unit - Google Patents
Waterproof lubricating structure of high-speed shaft of speed reducer of continuous casting withdrawal and straightening unit Download PDFInfo
- Publication number
- CN210978477U CN210978477U CN201921754102.7U CN201921754102U CN210978477U CN 210978477 U CN210978477 U CN 210978477U CN 201921754102 U CN201921754102 U CN 201921754102U CN 210978477 U CN210978477 U CN 210978477U
- Authority
- CN
- China
- Prior art keywords
- bearing
- speed shaft
- speed
- bearing sleeve
- sleeve cup
- 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.)
- Active
Links
Images
Landscapes
- General Details Of Gearings (AREA)
Abstract
The utility model relates to a waterproof lubricating structure of high-speed shaft of speed reducer of continuous casting withdrawal and straightening machine belongs to metallurgical industry continuous casting equipment technical field. The technical scheme is as follows: the high-speed shaft (10) is arranged in the bearing sleeve cup (4), a mounting flange of the bearing sleeve cup (4) is fixed on the speed reducer box body (11), and an oil filling hole (12) communicated with the high-speed shaft high-position bearing (6) is formed in the mounting flange of the bearing sleeve cup (4); one end of the bearing sleeve cup (4) is provided with a framework oil seal A (3), the other end of the bearing sleeve cup (4) is provided with a framework oil seal B (8), the waterproof cover (2) covers the bearing sleeve cup (4) provided with one end of the framework oil seal A (3), and the coupler (1) is connected to the waterproof cover (2). The utility model has the advantages that: the effective lubrication of the high-speed shaft high-position bearing is ensured, the bearing lubrication failure caused by the water vapor entering the speed reducer is reduced, and the service life of the high-speed shaft high-position bearing is prolonged to 6-12 months from the previous three months.
Description
Technical Field
The utility model relates to a waterproof lubricating structure of high-speed shaft of speed reducer of continuous casting withdrawal and straightening machine belongs to metallurgical industry continuous casting equipment technical field.
Background
The tension leveler usually adopts a horizontal speed reducer, and a motor transmits rotary power to a high-speed shaft of the speed reducer through a universal connecting rod and drives rollers of the tension leveler to move through the speed reducer.
The lubrication of the high-speed shaft high-position bearing of the speed reducer adopts the traditional oil bath splash lubrication, the lubrication oil is brought to the bearing for lubrication by the rotation of the gear, the shaft seal of the output shaft of the speed reducer is often subjected to oil leakage due to high-temperature roasting deformation, and the high-speed shaft high-position bearing is difficult to lubricate when the oil level in the speed reducer is reduced to a certain position due to the oil leakage, so that the high-speed shaft high-position bearing is easily damaged and locked, and the oil needs to be supplemented to the speed reducer frequently. Secondly, in the operation process of the withdrawal and straightening unit, water permeates into the high-position bearing from the gap between the high-speed shaft of the speed reducer and the framework oil seal to cause poor lubrication, and the high-position bearing of the high-speed shaft is often damaged due to insufficient lubrication. The tension leveler is in a high-temperature working environment, oil consumption is high, oil needs to be supplemented frequently, lubrication of a high-level bearing cannot be guaranteed effectively in a long pouring time, the high-speed shaft or the tension leveler is replaced frequently due to damage of a high-speed shaft bearing of a speed reducer, time for replacing the high-speed shaft is about 2 hours, replacement time of the tension leveler needs 3-5 hours, production efficiency is seriously influenced, and steel making cost is increased.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a waterproof lubricating structure of quick-witted speed reducer high-speed shaft is rectified in continuous casting drawing can guarantee the effective lubrication of high-speed shaft high order bearing, avoids steam to get into the lubrication that influences the bearing in the speed reducer, solves the problem that exists among the background art.
The technical scheme of the utility model is that:
a waterproof lubricating structure for a high-speed shaft of a speed reducer of a continuous casting withdrawal and straightening machine comprises a coupler, a waterproof cover, a framework oil seal A, a bearing sleeve cup, a high-speed shaft high-position bearing, a bearing gland, a framework oil seal B, a bearing gland bolt, a high-speed shaft, a speed reducer box body and an oil filling hole, wherein the section of the bearing sleeve cup is annular, one end of the bearing sleeve cup is provided with an installation flange, the high-speed shaft is arranged in the bearing sleeve cup, the installation flange of the bearing sleeve cup is fixed on the speed reducer box body, and the oil filling hole communicated with the high-speed shaft high-position bearing is formed in the installation flange; a framework oil seal A is arranged between one end of the bearing sleeve cup and the high-speed shaft, a framework oil seal B is arranged between the other end of the bearing sleeve cup and the high-speed shaft, the framework oil seal B is fixed on the bearing gland through a bearing gland bolt, the waterproof cover is covered on the bearing sleeve cup with one end of the framework oil seal A, and the coupler is connected to the waterproof cover.
The waterproof cover is the notch cuttype, and the great one end waterproof cover of waterproof cover internal diameter is detained on the bearing retainer cup that is equipped with skeleton oil blanket A one end, is equipped with the recess with the less one end matched with of waterproof cover internal diameter on the terminal surface of shaft coupling, and the less one end setting of waterproof cover internal diameter is in the recess of shaft coupling terminal surface.
And a shaft shoulder matched with the waterproof cover is arranged on the high-speed shaft.
And an oil filling hole on the mounting flange of the bearing sleeve cup is communicated with the high-speed shaft high-position bearing through a gap between the bearing sleeve cup and the high-speed shaft.
And the mounting flange of the bearing sleeve cup is fixed on the speed reducer box body through a bearing sleeve cup bolt.
The utility model has the advantages that: the effective lubrication of the high-speed shaft high-position bearing is ensured, the bearing lubrication defect damage fault caused by the fact that water vapor enters the speed reducer is reduced, the equipment fault of the tension leveler is reduced, and the production efficiency of the continuous casting machine is improved; the service life of the high-speed shaft high-position bearing of the speed reducer of the withdrawal and straightening machine is prolonged, and the service life of the high-speed shaft high-position bearing is prolonged from the previous three months to 6-12 months.
Drawings
FIG. 1 is a front view of the present invention;
fig. 2 is a top view of the present invention;
FIG. 3 is an enlarged view of a portion of FIG. 1 at I;
FIG. 4 is an enlarged view of a portion II of FIG. 2;
in the figure: the high-speed shaft coupling comprises a coupling 1, a waterproof cover 2, a framework oil seal A3, a bearing sleeve cup 4, a clamp spring 5, a high-speed shaft high-position bearing 6, a bearing gland 7, a framework oil seal B8, a bearing gland bolt 9, a high-speed shaft 10, a speed reducer box body 11, an oil filling hole 12, a key 13 and a bearing sleeve cup bolt 14.
Detailed Description
The invention will be further explained by way of example with reference to the accompanying drawings.
Referring to the attached drawings 1-4, the continuous casting withdrawal and straightening unit speed reducer high-speed shaft waterproof lubricating structure comprises a coupling 1, a waterproof cover 2, a framework oil seal A3, a bearing sleeve cup 4, a high-speed shaft high-position bearing 6, a bearing gland 7, a framework oil seal B8, a bearing gland bolt 9, a high-speed shaft 10, a speed reducer box body 11 and an oil filling hole 12, wherein the section of the bearing sleeve cup 4 is annular, one end of the bearing sleeve cup 4 is provided with a mounting flange, the high-speed shaft 10 is arranged in the bearing sleeve cup 4, the mounting flange of the bearing sleeve cup 4 is fixed on the speed reducer box body 11, and the mounting flange of the bearing sleeve cup 4 is provided with the oil filling hole 12 communicated with the high-speed shaft high-; be equipped with skeleton oil blanket A3 between the one end of bearing retainer cup 4 and the high-speed shaft 10, be equipped with skeleton oil blanket B8 between the other end of bearing retainer cup 4 and the high-speed shaft 10, skeleton oil blanket B8 passes through bearing cover bolt 9 to be fixed on bearing cover 7, and waterproof cover 2 covers on the bearing retainer cup 4 that is equipped with skeleton oil blanket A3 one end, and coupling 1 connects on waterproof cover 2.
In this embodiment, referring to fig. 1 and 3, the waterproof cover 2 is of a stepped shape, and the high-speed shaft 10 is provided with a shoulder that is engaged with the waterproof cover 2. The one end waterproof cover 2 that the inside diameter of waterproof cover 2 is great is buckled on the bearing retainer cup 4 that is equipped with skeleton oil blanket A3 one end, is equipped with on the terminal surface of shaft coupling 1 with the less one end matched with recess of the inside diameter of waterproof cover 2, the less one end setting of the inside diameter of waterproof cover 2 is in the recess of shaft coupling 1 terminal surface. The coupler 1, the waterproof cover 2, the bearing sleeve cup 4 and the framework oil seal A3 jointly realize the waterproof work of the gap of the high-speed shaft.
Referring to fig. 2 and 4, an oil filling hole 12 is formed in a mounting flange of the bearing sleeve cup 4, and the oil filling hole is communicated with a high-speed shaft high-level bearing cavity through a gap between the bearing sleeve cup 4 and the high-speed shaft 10 to serve as a channel for filling lubricating grease. The oil filling hole 12 on the bearing sleeve cup 4 can be connected to a centralized lubricating system to continuously supply oil to and lubricate a high-position bearing cavity of the high-speed shaft, and can also be connected to a single-point lubricating pump to periodically supply oil to and lubricate the high-position bearing cavity by using a manual single-point oil filling mode.
Processing skeleton oil blanket B8 mounting hole on high-order bearing gland 7 for separate the oil bath of high-order bearing 6 and speed reducer box 11, so that the lubricating grease of joining can not drop to the box in influence the lubricated effect of high-order bearing 6.
Claims (5)
1. The utility model provides a waterproof lubricating structure of continuous casting withdrawal and straightening unit speed reducer high-speed shaft which characterized in that: the high-speed shaft high-position bearing comprises a coupler (1), a waterproof cover (2), a framework oil seal A (3), a bearing sleeve cup (4), a high-speed shaft high-position bearing (6), a bearing gland (7), a framework oil seal B (8), a bearing gland bolt (9), a high-speed shaft (10), a speed reducer box body (11) and an oil filling hole (12), wherein the section of the bearing sleeve cup (4) is annular, one end of the bearing sleeve cup (4) is provided with a mounting flange, the high-speed shaft (10) is arranged in the bearing sleeve cup (4), the mounting flange of the bearing sleeve cup (4) is fixed on the speed reducer box body (11), and the oil filling hole (12) communicated with the high-speed shaft high-position bearing (6) is formed in the mounting flange of the; be equipped with skeleton oil blanket A (3) between one end of bearing retainer cup (4) and high-speed axle (10), be equipped with skeleton oil blanket B (8) between the other end of bearing retainer cup (4) and high-speed axle (10), skeleton oil blanket B (8) are fixed on bearing gland (7) through bearing gland bolt (9), and waterproof cover (2) are covered on bearing retainer cup (4) that are equipped with skeleton oil blanket A (3) one end, and coupling (1) is connected on waterproof cover (2).
2. The continuous casting withdrawal and straightening unit speed reducer high-speed shaft waterproof lubricating structure according to claim 1, characterized in that: waterproof cover (2) are the notch cuttype, and waterproof cover (2) the great one end waterproof cover (2) of inside diameter of waterproof cover (2) are detained on bearing retainer cup (4) that are equipped with skeleton oil blanket A (3) one end, are equipped with on the terminal surface of shaft coupling (1) with the less one end matched with recess of waterproof cover (2) inside diameter, the less one end setting of waterproof cover (2) inside diameter is in the recess of shaft coupling (1) terminal surface.
3. The continuous casting withdrawal and straightening unit speed reducer high-speed shaft waterproof lubricating structure according to claim 2, characterized in that: and a shaft shoulder matched with the waterproof cover (2) is arranged on the high-speed shaft (10).
4. The continuous casting withdrawal and straightening unit speed reducer high-speed shaft waterproof lubricating structure according to claim 1, characterized in that: an oil filling hole (12) on the mounting flange of the bearing sleeve cup (4) is communicated with the high-speed shaft high-position bearing (6) through a gap between the bearing sleeve cup (4) and the high-speed shaft (10).
5. The continuous casting withdrawal and straightening unit speed reducer high-speed shaft waterproof lubricating structure according to claim 1, characterized in that: and the mounting flange of the bearing sleeve cup (4) is fixed on the speed reducer box body (11) through a bearing sleeve cup bolt (14).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921754102.7U CN210978477U (en) | 2019-10-18 | 2019-10-18 | Waterproof lubricating structure of high-speed shaft of speed reducer of continuous casting withdrawal and straightening unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921754102.7U CN210978477U (en) | 2019-10-18 | 2019-10-18 | Waterproof lubricating structure of high-speed shaft of speed reducer of continuous casting withdrawal and straightening unit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210978477U true CN210978477U (en) | 2020-07-10 |
Family
ID=71420867
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921754102.7U Active CN210978477U (en) | 2019-10-18 | 2019-10-18 | Waterproof lubricating structure of high-speed shaft of speed reducer of continuous casting withdrawal and straightening unit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210978477U (en) |
-
2019
- 2019-10-18 CN CN201921754102.7U patent/CN210978477U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN101761648A (en) | Sealing device of rotating shaft | |
| CN105317928A (en) | Lubricating and sealing structure of step chain | |
| CN210978477U (en) | Waterproof lubricating structure of high-speed shaft of speed reducer of continuous casting withdrawal and straightening unit | |
| CN110905995A (en) | Waterproof lubricating structure of high-speed shaft of speed reducer of continuous casting withdrawal and straightening unit | |
| CN102357536A (en) | Inner circulation thin oil lubricating drum gear coupling | |
| CN203156450U (en) | Flying shear lubricating mechanism | |
| CN202185456U (en) | Internally circulated and thin-oil lubricated drum gear coupling | |
| CN203822883U (en) | Sleeve type thin oil lubrication drum gear coupler | |
| CN209539839U (en) | The sealing shroud of drum-type gear coupling | |
| CN204755872U (en) | Hoist drive arrangement bearing automatic lubrication installation | |
| CN202883753U (en) | Bearing positioning sleeve with sensor | |
| CN201241857Y (en) | Bearing sliding bush of liquid-ring type chlorine pump | |
| CN218094132U (en) | Withdrawal and straightening speed reducer convenient to maintain | |
| CN217842589U (en) | High-speed shaft lubricating structure of speed reducer of continuous casting withdrawal and straightening machine | |
| CN203209432U (en) | Roll bearing lubricating automatic connection module | |
| CN210034182U (en) | Be used for 130 ton molten iron vehicle to overhaul online oiling device | |
| CN210290688U (en) | Combined dustproof and waterproof sealing device | |
| CN204900785U (en) | Continuous casting draws rectifys quick -witted gearbox high -speed shaft with high -efficient lubricating structure of oil gas | |
| CN201330064Y (en) | Novel hanger of screw conveyer | |
| CN211423203U (en) | Improved cardan shaft device | |
| CN216278985U (en) | Special split type one-way self-sealing bearing for bending section of continuous casting machine | |
| CN201103583Y (en) | Lug oil cylinder | |
| CN201386789Y (en) | Sealing device of rotating shaft | |
| CN107234928B (en) | Improved coil stripping trolley wheel device | |
| CN216566712U (en) | Shock-resistant oil-cooled steel billet grinding device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |