CN105333121A - Speed reducer with structure of air cooling, damper gears and oil-collecting lubricating - Google Patents
Speed reducer with structure of air cooling, damper gears and oil-collecting lubricating Download PDFInfo
- Publication number
- CN105333121A CN105333121A CN201510854104.3A CN201510854104A CN105333121A CN 105333121 A CN105333121 A CN 105333121A CN 201510854104 A CN201510854104 A CN 201510854104A CN 105333121 A CN105333121 A CN 105333121A
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- CN
- China
- Prior art keywords
- gear
- oil
- ring body
- speed reducer
- air
- 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
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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
- F16H57/04—Features relating to lubrication or cooling or heating
- F16H57/0412—Cooling or heating; Control of temperature
- F16H57/0413—Controlled cooling or heating of lubricant; Temperature control therefor
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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
- F16H1/00—Toothed gearings for conveying rotary motion
- F16H1/02—Toothed gearings for conveying rotary motion without gears having orbital motion
- F16H1/20—Toothed gearings for conveying rotary motion without gears having orbital motion involving more than two intermeshing members
- F16H1/22—Toothed gearings for conveying rotary motion without gears having orbital motion involving more than two intermeshing members with a plurality of driving or driven shafts; with arrangements for dividing torque between two or more intermediate shafts
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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
- F16H55/00—Elements with teeth or friction surfaces for conveying motion; Worms, pulleys or sheaves for gearing mechanisms
- F16H55/02—Toothed members; Worms
- F16H55/14—Construction providing resilience or vibration-damping
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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
- F16H55/00—Elements with teeth or friction surfaces for conveying motion; Worms, pulleys or sheaves for gearing mechanisms
- F16H55/02—Toothed members; Worms
- F16H55/17—Toothed wheels
-
- 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
- F16H57/0412—Cooling or heating; Control of temperature
- F16H57/0415—Air cooling or ventilation; Heat exchangers; Thermal insulations
- F16H57/0416—Air cooling or ventilation
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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
- F16H57/04—Features relating to lubrication or cooling or heating
- F16H57/045—Lubricant storage reservoirs, e.g. reservoirs in addition to a gear sump for collecting lubricant in the upper part of a gear case
-
- 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
- F16H57/048—Type of gearings to be lubricated, cooled or heated
- F16H57/0493—Gearings with spur or bevel gears
- F16H57/0495—Gearings with spur or bevel gears with fixed gear ratio
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Details Of Gearings (AREA)
Abstract
The invention discloses a speed reducer with the structure of air cooling, damper gears and oil-collecting lubricating. The speed reducer with the structure of air cooling, damper gears and oil-collecting lubricating comprises a speed reducer shell, a gear driving mechanism, an air cooling device and an oil collecting device. The air cooling device comprises a draught fan, an air filter and an oil-gas separator. A second gear and a fourth gear of the speed reducer each comprises an inner ring body, an outer ring body and damping blocks. The oil collecting device comprises a circular pipe body, clapboards and an oil storage cavity. According to the speed reducer with the structure of air cooling, damper gears and oil-collecting lubricating, gears and lubricating oil in the speed reducer shell are cooled through the air cooling device, so that the problems that the temperature of the lubricating oil rises and the performance of the speed reducer is reduced due to the long-time operation of the speed reducer are solved; in addition, the damping blocks are arranged between the inner ring body and the outer ring body for damping of the gears, so that the noise during the gear engagement is reduced, and the impact damage to gear teeth is avoided; furthermore, the lubricating oil is taken to a gear engagement zone through the oil collecting device for lubricating the gears, so that the lubricating effect and the cooling effect of the gears are improved, and the service life of the gears is prolonged.
Description
Technical field
The present invention relates to a kind of speed reducer, particularly a kind of retarder.
Background technique
Retarder is the transmission device exported for the power of the high rpm low torque of motor or internal-combustion engine output being become low rotation speed large torque.
Retarder is generally made up of speed reducer housing and the gear drive be arranged in speed reducer housing, make the friction between engaging gear can produce a large amount of heats during retarder work, in prior art, retarder generally carries out lubrication and cooling by arranging lubricant oil in speed reducer housing to engaging gear, but the heat dispersion of existing retarder is poor, after retarder works long hours, lubricating oil temperature can raise larger, oil lubrication, cooling performance is caused to reduce, lubricants performance reduces the wearing and tearing accelerating again gear, and then can shorten the life-span of retarder.
And the lubricant oil in reducer shell too much easily causes oil leakage, the very few lubrication effect that easily causes again is poor, therefore in retarder the point of addition of lubricant oil generally at 1/1 to two/3rd of gear Lower Half, and gears meshing position is the tooth in the middle part of gear, and the lubricant level in reducer shell is lower than engaging tooth, therefore gear lubrication is that gear lubrication effect is poor by getting rid of the lubricant oil fallen down to eminence during pinion rotation in the course of the work
And retarder in the course of the work, because the engagement between gear exists impact, make noise during gears meshing comparatively large, and the collision taking turns between cog also cause gear to occur breakage problem.
Summary of the invention
In view of this, the object of this invention is to provide a kind of retarder with air-cooled, damper gear and oil-collecting lubricating structure, poor to solve retarder heat dispersion in prior art, retarder works long hours the technical problem that lubricating oil temperature can be caused to raise hydraulic performance decline; And in solution prior art, the gear of retarder does not have shock-damping structure, there is impact during gears meshing between gear, when making gears meshing easily there is the problem of fracture in the comparatively large and gear teeth of noise; And solve the poor technical problem of existing retarder middle gear lubrication effect.
Band of the present invention is air-cooled, the retarder of damper gear and oil-collecting lubricating structure, comprise speed reducer housing and be arranged on the gear drive in speed reducer housing, also comprise air cooling equipment, described air cooling equipment comprises blower fan, air filter and deaerator, described air filter is connected with the suction port of blower fan, the air outlet of described blower fan is positioned at outside retarder, described speed reducer housing is also provided with outlet pipe and return tube, the outlet side of described outlet pipe is connected with the inlet end of deaerator, described deaerator oil outlet end is connected with the oil inlet end of return tube, the oil outlet end of described return tube is arranged in the lubricant oil of speed reducer housing,
Described gear drive comprises the input shaft, jack shaft and the output shaft that to be arranged on by bearing on speed reducer housing, described input shaft is provided with the first gear, described jack shaft is provided with the 3rd gear being less than the second gear with the second gear of the first gears meshing and diameter, described output shaft is provided with the 4th gear with the 3rd gears meshing; Described second gear and the 4th gear comprise inner ring body and outer ring body, the external cylindrical surface of described outer ring body is provided with the gear teeth, the inner cylindrical surface of described outer ring body is evenly arranged groove, the external cylindrical surface of described inner ring body is provided with lobe, described lobe is arranged in groove, and is provided with snubber block in the circumferential gap of lobe and groove;
The outer ring body of described second gear and the 4th gear is provided with oil catcher, described oil catcher comprises the annulus body be fixed on outer ring body end face, evenly dividing plate is provided with in described annulus body, independently shoe cream room is formed between adjacent separator, teeth groove one_to_one corresponding on described shoe cream room and gear, the inner ring surface of described annulus body is provided with the oil inlet hole be communicated with shoe cream room, the side that described annulus body coordinates with gear face is provided with oil outlet.
Further, the end face of described inner ring body is connected by screw the baffle plate preventing outer ring body from coming off vertically.
Further, described inner ring body and outer ring body are made up of powder metallurgy.
Further, described snubber block is polyurethane snubber block.
Further, the cross section of described annulus body is rectangle.
Beneficial effect of the present invention:
1, the retarder of air-cooled, the damper gear of band of the present invention and oil-collecting lubricating structure, it carries out cooler by arranging air cooling equipment to the gear in reducer shell and lubricant oil, retarder can be avoided to work long hours cause that lubricating oil temperature raises, the problem of hydraulic performance decline, and then the gear of retarder, axle and bearing layer etc. can be made to obtain better lubrication and cooling, be conducive to the prolonged deceleration device life-span, reduce decelerator trouble rate; And the air filter in air cooling equipment can be avoided damaging gear and bearing etc. in the immersion speed reducer housings such as the dust in air, and deaerator by the lubricating oil separation in cooling air out and send back in speed reducer housing through return tube, can avoid loss of lubrication.
2, the retarder of air-cooled, the damper gear of band of the present invention and oil-collecting lubricating structure, it by arranging snubber block between inner ring body and outer ring body, and when gears meshing, gear is subject to impulsive load, now outer ring body just can to snubber block applying pressure along the circumferential direction, snubber block generation resiliently deformable, apparatus with shock absorbing, realizes gear damping, noise during gears meshing can be reduced, and can avoid impacting the injury to the gear teeth, avoid occurring broken teeth problem, the prolonged deceleration device life-span.
3, the retarder of air-cooled, the damper gear of band of the present invention and oil-collecting lubricating structure, it by arranging oil catcher on gear mass end face, during work, in oil catcher, annulus body is immersed in lubricant oil a section of gear bottom, lubricant oil enters shoe cream room through oil inlet hole, pinion rotation followed by lubricant oil in shoe cream room, make parts of lubricating oil can be taken to meshing zone of gears to lubricate gear, thus the lubrication and cooling effect of gear can be improved, extend the working life of gear.
Accompanying drawing explanation
Fig. 1 is that the present embodiment band is air-cooled, the overall structure schematic diagram of the retarder of damper gear and oil-collecting lubricating structure;
Fig. 2 is the structural representation of gear drive.
Fig. 3 is the front perspective view that gear and oil catcher combine;
Fig. 4 is the combination perspective view of the oil catcher after gear and subdivision.
Embodiment
Below in conjunction with drawings and Examples, the invention will be further described.
As shown in the figure, the present embodiment band is air-cooled, the retarder of damper gear and oil-collecting lubricating structure, the gear drive comprising speed reducer housing 1 and be arranged in speed reducer housing, also comprise air cooling equipment, described air cooling equipment comprises blower fan 2, air filter 3 and deaerator 4, described air filter is connected with the suction port of blower fan, the air outlet of described blower fan is positioned at outside retarder, described speed reducer housing is also provided with outlet pipe 5 and return tube 6, the outlet side of described outlet pipe is connected with the inlet end of deaerator, described deaerator oil outlet end is connected with the oil inlet end of return tube, the oil outlet end of described return tube is arranged in the lubricant oil of speed reducer housing,
Described gear drive comprises the input shaft 7, jack shaft 8 and the output shaft 9 that to be arranged on by bearing on speed reducer housing, described input shaft is provided with the first gear 10, described jack shaft is provided with the 3rd gear 12 being less than the second gear with the second gear 11 of the first gears meshing and diameter, described output shaft is provided with the 4th gear 13 with the 3rd gears meshing; Described second gear and the 4th gear comprise inner ring body 14 and outer ring body 15, the external cylindrical surface of described outer ring body is provided with the gear teeth, the inner cylindrical surface of described outer ring body is evenly arranged groove, the external cylindrical surface of described inner ring body is provided with lobe 17, described lobe is arranged in groove, and is provided with snubber block 18 in the circumferential gap of lobe and groove;
The outer ring body of described second gear and the 4th gear is provided with oil catcher, described oil catcher comprises the annulus body 19 be fixed on outer ring body end face, dividing plate 20 is evenly provided with in described annulus body, independently shoe cream room is formed between adjacent separator, teeth groove one_to_one corresponding on described shoe cream room and gear, the inner ring surface of described annulus body is provided with the oil inlet hole 21 be communicated with shoe cream room, the side that described annulus body coordinates with gear face is provided with oil outlet 22.
The present embodiment band is air-cooled, the retarder of damper gear and oil-collecting lubricating structure, it carries out cooler by arranging air cooling equipment to the gear in reducer shell and lubricant oil, retarder can be avoided to work long hours cause that lubricating oil temperature raises, the problem of hydraulic performance decline, and then the gear of retarder, axle and bearing layer etc. can be made to obtain better lubrication and cooling, be conducive to the prolonged deceleration device life-span, reduce decelerator trouble rate; And the air filter in air cooling equipment can be avoided damaging gear and bearing etc. in the immersion speed reducer housings such as the dust in air, and deaerator by the lubricating oil separation in cooling air out and send back in speed reducer housing through return tube, can avoid loss of lubrication.
And the present embodiment band is air-cooled, the retarder of damper gear and oil-collecting lubricating structure, it by arranging snubber block between inner ring body and outer ring body, and when gears meshing, gear is subject to impulsive load, now outer ring body just can to snubber block applying pressure along the circumferential direction, snubber block generation resiliently deformable, apparatus with shock absorbing, realizes gear damping, noise during gears meshing can be reduced, and can avoid impacting the injury to the gear teeth, avoid occurring broken teeth problem, the prolonged deceleration device life-span.
And the present embodiment band is air-cooled, the retarder of damper gear and oil-collecting lubricating structure, it by arranging oil catcher on gear mass end face, during work, in oil catcher, annulus body is immersed in lubricant oil a section of gear bottom, lubricant oil enters shoe cream room through oil inlet hole, pinion rotation followed by lubricant oil in shoe cream room, make parts of lubricating oil can be taken to meshing zone of gears to lubricate gear, thus the lubrication and cooling effect of gear can be improved, extend the working life of gear.
As the improvement to the present embodiment, the end face of described inner ring body is connected by screw the baffle plate 23 preventing outer ring body from coming off vertically, carries out axial limiting by baffle plate 23 pairs of outer ring bodies, the axial slip of working gear process China and foreign countries ring body can be avoided.
As the improvement to the present embodiment, described inner ring body 14 and outer ring body 15 are made up of powder metallurgy, and easily manufactured, manufacturing efficiency is high.
As the improvement to the present embodiment, described snubber block 18 is polyurethane snubber block, and damping performance is good, long service life.
As the improvement to the present embodiment, the cross section of described annulus body is rectangle, and ring tube physical efficiency and gear mass end face are better fitted, and installation reliability is better.
What finally illustrate is, above embodiment is only in order to illustrate technological scheme of the present invention and unrestricted, although with reference to preferred embodiment to invention has been detailed description, those of ordinary skill in the art is to be understood that, can modify to technological scheme of the present invention or equivalent replacement, and not departing from aim and the scope of technical solution of the present invention, it all should be encompassed in the middle of right of the present invention.
Claims (5)
1. a band is air-cooled, the retarder of damper gear and oil-collecting lubricating structure, comprise speed reducer housing and be arranged on the gear drive in speed reducer housing, it is characterized in that: also comprise air cooling equipment, described air cooling equipment comprises blower fan, air filter and deaerator, described air filter is connected with the suction port of blower fan, the air outlet of described blower fan is positioned at outside retarder, described speed reducer housing is also provided with outlet pipe and return tube, the outlet side of described outlet pipe is connected with the inlet end of deaerator, described deaerator oil outlet end is connected with the oil inlet end of return tube, the oil outlet end of described return tube is arranged in the lubricant oil of speed reducer housing,
Described gear drive comprises the input shaft, jack shaft and the output shaft that to be arranged on by bearing on speed reducer housing, described input shaft is provided with the first gear, described jack shaft is provided with the 3rd gear being less than the second gear with the second gear of the first gears meshing and diameter, described output shaft is provided with the 4th gear with the 3rd gears meshing; Described second gear and the 4th gear comprise inner ring body and outer ring body, the external cylindrical surface of described outer ring body is provided with the gear teeth, the inner cylindrical surface of described outer ring body is evenly arranged groove, the external cylindrical surface of described inner ring body is provided with lobe, described lobe is arranged in groove, and is provided with snubber block in the circumferential gap of lobe and groove;
The outer ring body of described second gear and the 4th gear is provided with oil catcher, described oil catcher comprises the annulus body be fixed on outer ring body end face, evenly dividing plate is provided with in described annulus body, independently shoe cream room is formed between adjacent separator, teeth groove one_to_one corresponding on described shoe cream room and gear, the inner ring surface of described annulus body is provided with the oil inlet hole be communicated with shoe cream room, the side that described annulus body coordinates with gear face is provided with oil outlet.
2. the retarder of air-cooled, the damper gear of band according to claim 1 and oil-collecting lubricating structure, is characterized in that: the end face of described inner ring body is connected by screw the baffle plate preventing outer ring body from coming off vertically.
3. the retarder of air-cooled, the damper gear of band according to claim 1 and oil-collecting lubricating structure, is characterized in that: described inner ring body and outer ring body are made up of powder metallurgy.
4. the retarder of air-cooled, the damper gear of band according to claim 1 and oil-collecting lubricating structure, is characterized in that: described snubber block is polyurethane snubber block.
5. the retarder of air-cooled, the damper gear of band according to claim 1 and oil-collecting lubricating structure, is characterized in that: the cross section of described annulus body is rectangle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510854104.3A CN105333121A (en) | 2015-11-30 | 2015-11-30 | Speed reducer with structure of air cooling, damper gears and oil-collecting lubricating |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510854104.3A CN105333121A (en) | 2015-11-30 | 2015-11-30 | Speed reducer with structure of air cooling, damper gears and oil-collecting lubricating |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105333121A true CN105333121A (en) | 2016-02-17 |
Family
ID=55283821
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510854104.3A Pending CN105333121A (en) | 2015-11-30 | 2015-11-30 | Speed reducer with structure of air cooling, damper gears and oil-collecting lubricating |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105333121A (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2220566A1 (en) * | 1971-06-28 | 1973-01-11 | Falk Corp | INTERNAL COOLING SYSTEM FOR REDUCTION GEAR |
| CN2040565U (en) * | 1988-12-05 | 1989-07-05 | 常勇 | Elestic gear |
| JPH09236167A (en) * | 1996-02-29 | 1997-09-09 | Suzuki Motor Corp | Differential device |
| CN204004325U (en) * | 2014-07-28 | 2014-12-10 | 山西潞安集团余吾煤业有限责任公司 | Retarder venting gas appliance |
| CN204437244U (en) * | 2015-01-14 | 2015-07-01 | 武汉格瑞拓机械有限公司 | Air-cooled without pressure lubrication intermediate gear case |
-
2015
- 2015-11-30 CN CN201510854104.3A patent/CN105333121A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2220566A1 (en) * | 1971-06-28 | 1973-01-11 | Falk Corp | INTERNAL COOLING SYSTEM FOR REDUCTION GEAR |
| CN2040565U (en) * | 1988-12-05 | 1989-07-05 | 常勇 | Elestic gear |
| JPH09236167A (en) * | 1996-02-29 | 1997-09-09 | Suzuki Motor Corp | Differential device |
| CN204004325U (en) * | 2014-07-28 | 2014-12-10 | 山西潞安集团余吾煤业有限责任公司 | Retarder venting gas appliance |
| CN204437244U (en) * | 2015-01-14 | 2015-07-01 | 武汉格瑞拓机械有限公司 | Air-cooled without pressure lubrication intermediate gear case |
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| PB01 | Publication | ||
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Application publication date: 20160217 |