CN112228539A - Method for quickly treating oil leakage of oil seal of output shaft of horizontal gear box - Google Patents
Method for quickly treating oil leakage of oil seal of output shaft of horizontal gear box Download PDFInfo
- Publication number
- CN112228539A CN112228539A CN202011171497.5A CN202011171497A CN112228539A CN 112228539 A CN112228539 A CN 112228539A CN 202011171497 A CN202011171497 A CN 202011171497A CN 112228539 A CN112228539 A CN 112228539A
- Authority
- CN
- China
- Prior art keywords
- oil
- pressing plate
- output shaft
- oil seal
- labyrinth
- 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.)
- Pending
Links
- 238000000034 method Methods 0.000 title claims abstract description 23
- 238000003825 pressing Methods 0.000 claims abstract description 46
- 208000020673 hypertrichosis-acromegaloid facial appearance syndrome Diseases 0.000 claims abstract description 15
- 238000009434 installation Methods 0.000 claims abstract description 8
- 238000005299 abrasion Methods 0.000 claims description 4
- 238000004519 manufacturing process Methods 0.000 abstract description 4
- 239000002184 metal Substances 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000006978 adaptation Effects 0.000 description 1
- 230000032683 aging Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000003672 processing method Methods 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Images
Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H57/00—General details of gearing
- F16H57/02—Gearboxes; Mounting gearing therein
- F16H57/029—Gearboxes; Mounting gearing therein characterised by means for sealing the gearboxes, e.g. to improve airtightness
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21B—ROLLING OF METAL
- B21B35/00—Drives for metal-rolling mills, e.g. hydraulic drives
- B21B35/12—Toothed-wheel gearings specially adapted for metal-rolling mills; Housings or mountings therefor
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H57/00—General details of gearing
- F16H57/04—Features relating to lubrication or cooling or heating
- F16H57/042—Guidance of lubricant
- F16H57/0421—Guidance of lubricant on or within the casing, e.g. shields or baffles for collecting lubricant, tubes, pipes, grooves, channels or the like
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16J—PISTONS; CYLINDERS; SEALINGS
- F16J15/00—Sealings
- F16J15/44—Free-space packings
- F16J15/447—Labyrinth packings
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H57/00—General details of gearing
- F16H2057/0056—Mounting parts arranged in special position or by special sequence, e.g. for keeping particular parts in his position during assembly
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H57/00—General details of gearing
- F16H2057/0068—Repairing of transmissions by using repair kits
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H57/00—General details of gearing
- F16H2057/0081—Fixing of, or adapting to transmission failure
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Sealing Using Fluids, Sealing Without Contact, And Removal Of Oil (AREA)
Abstract
The invention provides a method for quickly processing oil leakage of an output shaft oil seal of a horizontal gear box, which can quickly solve the problem of oil leakage by replacing an original skeleton oil seal pressing plate with a newly designed and manufactured Haff labyrinth pressing plate without dismantling all parts of the output shaft and a connecting part, thereby greatly reducing the working strength; an annular collecting oil groove can be installed inside the Hafu labyrinth type pressing plate, a collecting hole is designed at the bottom after installation, and collected leaked oil is guided to an oil return main pipe through a guide pipe, so that the problem of oil leakage of an output shaft journal framework oil seal is effectively solved; the half labyrinth type pressing plate is simple in structure and convenient to install, processing time is greatly shortened, the whole machine does not need to be stopped for a long time, and production efficiency is not influenced.
Description
Technical Field
The invention belongs to the technical field of oil seals for reduction gearboxes in large machinery and sealing maintenance of the reduction gearboxes, and particularly relates to a method for quickly treating oil leakage of an output shaft oil seal of a horizontal gearbox.
Background
The shaft seal oil seal of the large horizontal gear box for steel rolling is mostly a circular metal framework, a seal lip arranged on the metal framework plays a role in sealing oil, after the horizontal gear box is used for a long time, oil leakage is caused due to reasons such as abrasion or aging of an output shaft journal framework oil seal, if the oil seal is not processed in time, oil waste is caused, environmental protection problems such as fire disasters are caused, the oil seal of the gear box needs to be frequently replaced, the traditional processing method is that an oil seal cover plate is opened after the whole output shaft end is dismounted, the old oil seal is dismounted along the shaft, a new framework oil seal is pushed up along the axial direction, and finally the output shaft is moved to the shaft position and is fixedly connected with the whole. The treatment method is time-consuming, labor-consuming and capital-consuming, and the whole machine is in a shutdown state during treatment, so that the production efficiency is seriously influenced, and the method capable of quickly solving the problem of oil leakage of the oil seal is particularly important.
Disclosure of Invention
The invention mainly provides a method for quickly treating oil leakage of an output shaft oil seal of a horizontal gearbox, which is used for solving the technical problems in the background technology.
The technical scheme adopted by the invention for solving the technical problems is as follows:
a method for quickly processing oil leakage of an oil seal of an output shaft of a horizontal gearbox comprises the following steps:
the method comprises the following steps: checking the oil leakage problem at the oil seal of the shaft neck framework of the output shaft of the horizontal gear box, and quickly overhauling an oil leakage part after determining the specific reason of the oil leakage;
step two: the bolts of the oil seal pressing plate at the oil leakage position of the output shaft journal are completely removed, the original framework oil seal pressing plate is removed, and all parts of the original abrasion oil leakage oil seal and the mechanical connection part of the output shaft end are reserved;
step three: the oil-sealed pressing plate of the original framework is replaced by a newly designed and manufactured Haff labyrinth pressing plate, an annular collecting oil groove can be installed in the Haff labyrinth pressing plate, an oil collecting hole is formed in the bottom of the Haff labyrinth pressing plate, and oil leaking into the Haff labyrinth pressing plate is guided into an oil return main pipe by a connecting pipe;
step four: and determining the installation position, and fixedly connecting the half labyrinth type pressing plate to the through cover through bolts.
Furthermore, in the third step, the half labyrinth type pressing plate comprises an upper half section and a lower half section, the upper half section and the lower half section are of semi-arc structures, and the longitudinal section is of an n type.
Furthermore, the connecting parts of the upper half joint and the lower half joint are connected and matched in a sliding mode through sliding chutes, and a circular ring structure with the size matched with the output shaft is formed.
Furthermore, a plurality of screw holes are formed in the upper half joint and the lower half joint.
Further, the internally mounted of ha fu labyrinth clamp plate has the annular oil groove of collecting, just the size of oil groove is collected to the annular with ha fu labyrinth clamp plate size looks adaptation.
Compared with the prior art, the invention has the beneficial effects that:
1. the method for quickly treating the oil leakage of the output shaft oil seal of the horizontal gear box is provided, all connecting parts at the output shaft and the oil seal of the output shaft journal framework do not need to be detached, and the labor intensity is greatly reduced.
2. The newly-designed Hafu labyrinth type pressing plate replaces a traditional oil seal cover plate, an annular collecting oil groove can be installed inside the newly-designed Hafu labyrinth type pressing plate, a collecting hole is designed at the bottom of the newly-designed Hafu labyrinth type pressing plate after installation, leaked oil is collected by a guide pipe and then guided to an oil return main pipe, and the problem of oil leakage of an output shaft journal framework oil seal is effectively solved.
3. The half labyrinth type pressing plate is simple in structure, the upper half joint and the lower half joint are connected and matched in a sliding mode through the sliding groove, a circular ring structure with the size matched with the output shaft is formed, the installation is convenient, the processing time is greatly reduced, the whole machine does not need to be stopped for a long time, and the production efficiency is not influenced.
Drawings
FIG. 1 is an enlarged schematic view of a prior art framework oil seal pressure plate and oil seal portion;
FIG. 2 is a schematic structural view of a Haff labyrinth plate according to the present invention;
FIG. 3 is a longitudinal cross-section of a Haff labyrinth platen according to the present invention;
FIG. 4 is a flow chart of a method for rapidly processing oil leakage of an output shaft oil seal of a horizontal gearbox according to the invention;
the oil seal structure comprises an output shaft 1, a framework oil seal pressing plate 2, an oil seal 3, an upper half joint 4, a lower half joint 5, a screw hole 6, a screw hole 7, a through cover 8 and an oil collecting hole.
Detailed Description
In order to facilitate an understanding of the invention, the invention will now be described more fully hereinafter with reference to the accompanying drawings, in which several embodiments of the invention are shown, but which may be embodied in different forms and not limited to the embodiments described herein, but which are provided so as to provide a more thorough and complete disclosure of the invention.
In an embodiment, referring to fig. 1-3, a method for quickly treating oil leakage of an oil seal of an output shaft of a horizontal gearbox includes the following steps:
the method comprises the following steps: the oil leakage problem at the oil seal of the shaft neck framework of the output shaft 1 of the horizontal gear box is checked, and the oil leakage part is quickly overhauled after the specific reason of the oil leakage is determined;
step two: the bolts of the framework oil seal pressing plate 2 at the oil leakage position of the shaft neck of the output shaft 1 are all removed, the original framework oil seal pressing plate 2 is removed, and all parts of the original abrasion oil leakage oil seal 3 and the mechanical connection part of the output shaft end are reserved;
step three: a newly designed and manufactured Haff labyrinth type pressing plate is selected to replace an original framework oil seal pressing plate 2, an annular collecting oil groove can be installed in the Haff labyrinth type pressing plate, an oil collecting hole 8 is formed in the bottom of the Haff labyrinth type pressing plate, and oil leaking into the Haff labyrinth type pressing plate is guided into an oil return main pipe through a connecting pipe;
step four: and determining the installation position, and fixedly connecting the half labyrinth type pressing plate to the through cover 7 through bolts.
Preferably, in the third step, the half labyrinth type pressing plate comprises an upper half joint and a lower half joint, wherein the upper half joint and the lower half joint are of a semi-arc structure (as shown in fig. 2, the upper half joint is 4, and the lower half joint is 5), a longitudinal section is n-shaped (as shown in fig. 3), the size of the annular collecting oil groove is matched with the size of the half labyrinth type pressing plate and is arranged in an n-shaped notch of the half labyrinth type pressing plate, and the notch direction of the groove formed in the split type framework oil seal is the same as the n-shaped notch direction. The connecting parts of the upper half joint and the lower half joint are connected and matched in a sliding mode through sliding chutes, so that a circular structure with the size matched with the output shaft 1 is formed.
In the structure, the upper half joint and the lower half joint are provided with a plurality of screw holes 6, and the pressing plate is fixed on the through cover 7 through bolt screw holes.
It should be noted that the bottom of the haugh labyrinth type pressure plate is provided with an oil collecting hole 8, and the oil leaking into the haugh labyrinth type pressure plate is guided into an oil return main pipe by a connecting pipe.
Compared with the traditional method for treating the leaked oil of the output shaft, the method has the advantages that:
1. the method for quickly treating the oil leakage of the output shaft oil seal of the horizontal gear box is provided, all connecting parts at the output shaft and the oil seal of the output shaft journal framework do not need to be detached, and the labor intensity is greatly reduced.
2. The newly-designed Hafu labyrinth type pressing plate replaces a traditional oil seal cover plate, an annular collecting oil groove can be installed inside the newly-designed Hafu labyrinth type pressing plate, a collecting hole is designed at the bottom of the newly-designed Hafu labyrinth type pressing plate after installation, leaked oil is collected by a guide pipe and then guided to an oil return main pipe, and the problem of oil leakage of an output shaft journal framework oil seal is effectively solved.
3. The half labyrinth type pressing plate is simple in structure, the upper half joint and the lower half joint are connected and matched in a sliding mode through the sliding groove, a circular ring structure with the size matched with the output shaft is formed, the installation is convenient, the processing time is greatly reduced, the whole machine does not need to be stopped for a long time, and the production efficiency is not influenced.
The invention is described above with reference to the accompanying drawings, it is obvious that the invention is not limited to the above-described embodiments, and it is within the scope of the invention to adopt such insubstantial modifications of the inventive method concept and solution, or to apply the inventive concept and solution directly to other applications without modification.
Claims (5)
1. A method for quickly processing oil leakage of an oil seal of an output shaft of a horizontal gearbox is characterized by comprising the following steps:
the method comprises the following steps: checking the oil leakage problem at the oil seal of the shaft neck framework of the output shaft of the horizontal gear box, and quickly overhauling an oil leakage part after determining the specific reason of the oil leakage;
step two: the bolts of the oil seal pressing plate at the oil leakage position of the output shaft journal are completely removed, the original framework oil seal pressing plate is removed, and all parts of the original abrasion oil leakage oil seal and the mechanical connection part of the output shaft end are reserved;
step three: the oil-sealed pressing plate of the original framework is replaced by a newly designed and manufactured Haff labyrinth pressing plate, an annular collecting oil groove can be installed in the Haff labyrinth pressing plate, an oil collecting hole is formed in the bottom of the Haff labyrinth pressing plate, and oil leaking into the Haff labyrinth pressing plate is guided into an oil return main pipe by a connecting pipe;
step four: and determining the installation position, and fixedly connecting the half labyrinth type pressing plate to the through cover through bolts.
2. The method for rapidly processing oil leakage of the oil seal of the output shaft of the horizontal gearbox as recited in claim 1, wherein in the third step, the half labyrinth type pressing plate comprises an upper half joint and a lower half joint, the upper half joint and the lower half joint are of semi-circular arc structures, and the longitudinal section of the half labyrinth type pressing plate is of an n type.
3. The method for rapidly processing the oil leakage of the oil seal of the output shaft of the horizontal gearbox as claimed in claim 2, wherein the connection parts of the upper and lower half sections are connected and matched in a sliding way of the sliding groove to form a circular structure with the size matched with that of the output shaft.
4. The method for rapidly processing the oil leakage of the oil seal of the output shaft of the horizontal gearbox as claimed in claim 3, wherein a plurality of screw holes are formed in the upper half joint and the lower half joint.
5. The method for rapidly processing the oil leakage of the oil seal of the output shaft of the horizontal gearbox as claimed in claim 4, wherein an annular oil collecting groove is installed inside the Huffman labyrinth pressing plate, and the size of the annular oil collecting groove is matched with that of the Huffman labyrinth pressing plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011171497.5A CN112228539A (en) | 2020-10-28 | 2020-10-28 | Method for quickly treating oil leakage of oil seal of output shaft of horizontal gear box |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011171497.5A CN112228539A (en) | 2020-10-28 | 2020-10-28 | Method for quickly treating oil leakage of oil seal of output shaft of horizontal gear box |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112228539A true CN112228539A (en) | 2021-01-15 |
Family
ID=74109189
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011171497.5A Pending CN112228539A (en) | 2020-10-28 | 2020-10-28 | Method for quickly treating oil leakage of oil seal of output shaft of horizontal gear box |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112228539A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2023227109A1 (en) * | 2022-05-27 | 2023-11-30 | 池州港远航控股有限公司 | Repair process for speed reducer oil seal leakage |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0265789A2 (en) * | 1986-10-29 | 1988-05-04 | General Electric Company | Split gland seal assembly |
| GB2298010A (en) * | 1995-02-17 | 1996-08-21 | Renk Ag | Sealing devices for shafts |
| US6932350B1 (en) * | 2003-09-26 | 2005-08-23 | Ideal Electric Company | Windback labyrinth seal that accommodates a pressure differential for rotating shafts |
| KR20100019762A (en) * | 2008-08-11 | 2010-02-19 | 주식회사 효성감속기 | Vertical type cycloid reducer |
| JP2010059868A (en) * | 2008-09-04 | 2010-03-18 | Ito Seisakusho:Kk | Sealing structure for shaft seal part of pump |
| JP2010248936A (en) * | 2009-04-13 | 2010-11-04 | Tokyo Electric Power Co Inc:The | Labyrinth type sealing water device |
| CN210661295U (en) * | 2019-08-21 | 2020-06-02 | 华润水泥（昌江）有限公司 | Oil leakage prevention device of speed reducer |
| CN111271458A (en) * | 2020-03-14 | 2020-06-12 | 沈阳耐蚀合金泵股份有限公司 | Radial detachable shielding system |
-
2020
- 2020-10-28 CN CN202011171497.5A patent/CN112228539A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0265789A2 (en) * | 1986-10-29 | 1988-05-04 | General Electric Company | Split gland seal assembly |
| GB2298010A (en) * | 1995-02-17 | 1996-08-21 | Renk Ag | Sealing devices for shafts |
| US6932350B1 (en) * | 2003-09-26 | 2005-08-23 | Ideal Electric Company | Windback labyrinth seal that accommodates a pressure differential for rotating shafts |
| KR20100019762A (en) * | 2008-08-11 | 2010-02-19 | 주식회사 효성감속기 | Vertical type cycloid reducer |
| JP2010059868A (en) * | 2008-09-04 | 2010-03-18 | Ito Seisakusho:Kk | Sealing structure for shaft seal part of pump |
| JP2010248936A (en) * | 2009-04-13 | 2010-11-04 | Tokyo Electric Power Co Inc:The | Labyrinth type sealing water device |
| CN210661295U (en) * | 2019-08-21 | 2020-06-02 | 华润水泥（昌江）有限公司 | Oil leakage prevention device of speed reducer |
| CN111271458A (en) * | 2020-03-14 | 2020-06-12 | 沈阳耐蚀合金泵股份有限公司 | Radial detachable shielding system |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2023227109A1 (en) * | 2022-05-27 | 2023-11-30 | 池州港远航控股有限公司 | Repair process for speed reducer oil seal leakage |
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