CN105299197A - Reduction transmission device with damping gears, and functions of oil gathering and lubrication, and air-pressure balance - Google Patents
Reduction transmission device with damping gears, and functions of oil gathering and lubrication, and air-pressure balance Download PDFInfo
- Publication number
- CN105299197A CN105299197A CN201510822537.0A CN201510822537A CN105299197A CN 105299197 A CN105299197 A CN 105299197A CN 201510822537 A CN201510822537 A CN 201510822537A CN 105299197 A CN105299197 A CN 105299197A
- Authority
- CN
- China
- Prior art keywords
- gear
- oil
- ring body
- air pressure
- outer ring
- 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
- 238000005461 lubrication Methods 0.000 title claims abstract description 30
- 230000005540 biological transmission Effects 0.000 title abstract description 8
- 239000003638 reducing agent Substances 0.000 claims abstract description 37
- 239000006071 cream Substances 0.000 claims description 14
- 230000000875 corresponding Effects 0.000 claims description 3
- 238000004663 powder metallurgy Methods 0.000 claims description 3
- 239000003921 oil Substances 0.000 abstract description 45
- 230000000694 effects Effects 0.000 abstract description 10
- 238000001816 cooling Methods 0.000 abstract description 7
- 239000010687 lubricating oil Substances 0.000 abstract description 5
- 238000007789 sealing Methods 0.000 abstract description 4
- 230000005489 elastic deformation Effects 0.000 abstract 1
- 230000001050 lubricating Effects 0.000 abstract 1
- 238000005192 partition Methods 0.000 abstract 1
- 230000000630 rising Effects 0.000 abstract 1
- 239000000314 lubricant Substances 0.000 description 18
- 206010022114 Injury Diseases 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000003116 impacting Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000003825 pressing Methods 0.000 description 2
- 230000002035 prolonged Effects 0.000 description 2
- 230000035939 shock Effects 0.000 description 2
- 238000005520 cutting process Methods 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
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
- F16H57/028—Gearboxes; Mounting gearing therein characterised by means for reducing vibration or noise
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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
- F16H57/0415—Air cooling or ventilation; Heat exchangers; Thermal insulations
- F16H57/0416—Air cooling or ventilation
-
- 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
-
- 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
- F16H2700/00—Transmission housings and mounting of transmission components therein; Cooling; Lubrication; Flexible suspensions, e.g. floating frames
Abstract
The invention discloses a reduction transmission device with damping gears, and functions of oil gathering and lubrication, and air-pressure balance. The reduction transmission device comprises a reducer housing, a cylindrical gear transmission mechanism and an oil gathering device, wherein each gear of the cylindrical gear transmission mechanism comprises an inner ring body, an outer ring body and damping blocks; the oil gathering device comprises an annular tube body, partition plates, an oil inlet hole and an oil outlet hole; and an automatic exhaust valve is arranged on the top of the reducer housing. According to the reduction transmission device disclosed by the invention, the gears are stressed by an impact load respectively while being engaged, the damping blocks generate elastic deformations and realize gear damping, noise during the gear engagement can be reduced, and the problem of tooth breakage is avoided; moreover, during working of the reduction transmission device, lubricating oil in an oil storage cavity of the oil gathering device rotates with the gears, so that a part of the lubricating oil can be brought to gear engagement areas to lubricate the gears, and the lubricating and cooling effects of the gears can be improved; and furthermore, when an air pressure in the reducer housing is greater than a sealing air pressure of the automatic exhaust valve, the automatic exhaust valve is opened, and the technical problem of leakage of the lubricating oil due to the rising of the air pressure can be avoided.
Description
Technical field
The present invention relates to a kind of speed reducer, particularly a kind of retarder.
Background technique
Retarder generally adopts Lubricant on Gear to carry out lubrication and cooling, 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 by getting rid of the lubricant oil fallen down to eminence during pinion rotation in the course of the work, namely existing reducer gear lubrication is the mode adopting splash lubrication, gear lubrication effect is poor.
And the gear of retarder does not have shock-damping structure in prior art, 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 causes gear to occur breakage problem.
And the heat dispersion of retarder is poor, in working long hours, the temperature in reducer shell can raise, and air pressure can increase, and air pressure increase easily causes the lubricant oil in speed reducer housing to leak outside from sealing configuration portion, causes loss of lubrication.
Summary of the invention
In view of this, the object of this invention is to provide a kind of gearing down device with damper gear, oil-collecting lubrication and function of balancing air pressure, adopt the mode of splash lubrication to there is gear lubrication and the poor technical problem of cooling effect to solve retarder middle gear in prior art; 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 parking garage speed reducer increases the technical problem causing lubricant oil to leak outside because of air pressure inside in solution prior art.
Band damper gear of the present invention, the gearing down device of oil-collecting lubrication and function of balancing air pressure, comprise speed reducer housing and be arranged on the cylindrical gear drive in speed reducer housing, described cylindrical gear drive comprises the input shaft be arranged on by bearing on speed reducer housing, jack shaft and output shaft, described input shaft is provided with the second gear that the first gear and diameter are less than the first gear, described jack shaft is provided with the 4th gear that the 3rd gear and diameter are less than the 3rd gear, described output shaft is provided with the 5th gear, the spline tooth of described rotor shaft end and the first gears meshing, described second gear and the 3rd gears meshing, described 4th gear and the 5th gears meshing,
Described first gear, the 3rd gear and the 5th gear include 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 end face of described first gear, the 3rd gear and the 5th gear is provided with oil catcher, described oil catcher comprises the annulus body be fixed by screws on outer ring body, 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;
The top of described speed reducer housing is provided with automatic control pressure vent, the Lower Half outer wall of described speed reducer housing is provided with radiating fin.
Further, described oil outlet is near the outer ring surface of annulus body.
Further, the cross section of described annulus body is rectangle.
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.
Beneficial effect of the present invention:
1, the gearing down device of band damper gear of the present invention, oil-collecting lubrication and function of balancing air pressure, it by arranging snubber block between inner ring body and outer ring body, when gears meshing, gear is subject to impulsive load, and 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, can reduce noise during gears meshing, and can avoid impacting the injury to the gear teeth, avoid occurring broken teeth problem.
2, the gearing down device of band damper gear of the present invention, oil-collecting lubrication and function of balancing air pressure, it by arranging oil catcher on gear 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, the working life of prolonged deceleration device.
3, the gearing down device of band damper gear of the present invention, oil-collecting lubrication and function of balancing air pressure, it by arranging automatic control pressure vent on speed reducer housing, when the air pressure in speed reducer housing is greater than the sealing air pressure of automatic control pressure vent, automatic control pressure vent is just opened, thus realize speed reducer housing inside and outside air pressure balance, speed reducer housing internal air pressure can be avoided to raise the technical problem causing lubricant oil to leak outside; And speed reducer housing arranges radiating fin, the effect of air heat radiation in the cooling of lubricant oil and reducer shell can be improved.
Accompanying drawing explanation
Fig. 1 is the overall structure schematic diagram of the gearing down device of the present embodiment band damper gear, oil-collecting lubrication and function of balancing air pressure;
Fig. 2 is the transmission cooperating structure schematic diagram of cylindrical gear drive;
Fig. 3 is that gear and oil catcher assemble front perspective view;
Fig. 4 is the back side perspective view that gear and oil catcher are assembled;
Fig. 5 is that after gear and cutting, oil catcher assembles perspective view.
Embodiment
Below in conjunction with drawings and Examples, the invention will be further described.
As shown in the figure, the present embodiment band damper gear, the gearing down device of oil-collecting lubrication and function of balancing air pressure, the cylindrical gear drive comprising speed reducer housing 1 and be arranged in speed reducer housing, described cylindrical gear drive comprises the input shaft 2 be arranged on by bearing on speed reducer housing, jack shaft 3 and output shaft 4, described input shaft is provided with the second gear 6 that the first gear 5 and diameter are less than the first gear, described jack shaft is provided with the 4th gear 8 that the 3rd gear 7 and diameter are less than the 3rd gear, described output shaft is provided with the 5th gear 9, the spline tooth of described rotor shaft end and the first gears meshing, described second gear and the 3rd gears meshing, described 4th gear and the 5th gears meshing,
Described first gear, the 3rd gear and the 5th gear include inner ring body 10 and outer ring body 11, 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 12, described lobe is arranged in groove, and is provided with snubber block 13 in the circumferential gap of lobe and groove;
The end face of described first gear, the 3rd gear and the 5th gear is provided with oil catcher, described oil catcher comprises the annulus body 14 be fixed by screws on outer ring body, dividing plate 15 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 16 be communicated with shoe cream room, the side that described annulus body coordinates with gear face is provided with oil outlet 17;
The top of described speed reducer housing is provided with automatic control pressure vent 18, the Lower Half outer wall of described speed reducer housing is provided with radiating fin 19.
The gearing down device of the present embodiment band damper gear, oil-collecting lubrication and function of balancing air pressure, it by arranging snubber block between inner ring body and outer ring body, when gears meshing, gear is subject to impulsive load, and 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, can reduce noise during gears meshing, and can avoid impacting the injury to the gear teeth, avoid occurring broken teeth problem.
And the gearing down device of the present embodiment band damper gear, oil-collecting lubrication and function of balancing air pressure, it by arranging oil catcher on gear 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, the working life of prolonged deceleration device.
And the gearing down device of the present embodiment band damper gear, oil-collecting lubrication and function of balancing air pressure, it by arranging automatic control pressure vent on speed reducer housing, when the air pressure in speed reducer housing is greater than the sealing air pressure of automatic control pressure vent, automatic control pressure vent is just opened, thus realize speed reducer housing inside and outside air pressure balance, speed reducer housing internal air pressure can be avoided to raise the technical problem causing lubricant oil to leak outside; And speed reducer housing arranges radiating fin, the effect of air heat radiation in the cooling of lubricant oil and reducer shell can be improved.
As the improvement to the present embodiment, described oil outlet 17 is near the outer ring surface of annulus body, oil outlet is arranged on the outer ring surface near annulus body, the lubricant oil remained in shoe cream room at meshing zone of gears can be made can to flow out from oil outlet gear is lubricated, gear lubrication better effects if.
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.
As the improvement to the present embodiment, the end face of described inner ring body is connected by screw the baffle plate 20 preventing outer ring body from coming off vertically, by baffle plate, axial limiting is carried out to outer ring body, 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 10 and outer ring body 11 are made up of powder metallurgy, and easily manufactured, manufacturing efficiency is high.
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 damper gear, the gearing down device of oil-collecting lubrication and function of balancing air pressure, comprise speed reducer housing and be arranged on the cylindrical gear drive in speed reducer housing, it is characterized in that: described cylindrical gear drive comprises the input shaft be arranged on by bearing on speed reducer housing, jack shaft and output shaft, described input shaft is provided with the second gear that the first gear and diameter are less than the first gear, described jack shaft is provided with the 4th gear that the 3rd gear and diameter are less than the 3rd gear, described output shaft is provided with the 5th gear, the spline tooth of described rotor shaft end and the first gears meshing, described second gear and the 3rd gears meshing, described 4th gear and the 5th gears meshing,
Described first gear, the 3rd gear and the 5th gear include 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 end face of described first gear, the 3rd gear and the 5th gear is provided with oil catcher, described oil catcher comprises the annulus body be fixed by screws on outer ring body, 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;
The top of described speed reducer housing is provided with automatic control pressure vent, the Lower Half outer wall of described speed reducer housing is provided with radiating fin.
2. the gearing down device of band damper gear according to claim 1, oil-collecting lubrication and function of balancing air pressure, is characterized in that: described oil outlet is near the outer ring surface of annulus body.
3. the gearing down device of band damper gear according to claim 1, oil-collecting lubrication and function of balancing air pressure, is characterized in that: the cross section of described annulus body is rectangle.
4. the gearing down device of band damper gear according to claim 1, oil-collecting lubrication and function of balancing air pressure, 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.
5. the gearing down device of band damper gear according to claim 1, oil-collecting lubrication and function of balancing air pressure, is characterized in that: described inner ring body and outer ring body are made up of powder metallurgy.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510822537.0A CN105299197A (en) | 2015-11-24 | 2015-11-24 | Reduction transmission device with damping gears, and functions of oil gathering and lubrication, and air-pressure balance |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510822537.0A CN105299197A (en) | 2015-11-24 | 2015-11-24 | Reduction transmission device with damping gears, and functions of oil gathering and lubrication, and air-pressure balance |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105299197A true CN105299197A (en) | 2016-02-03 |
Family
ID=55196812
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510822537.0A Pending CN105299197A (en) | 2015-11-24 | 2015-11-24 | Reduction transmission device with damping gears, and functions of oil gathering and lubrication, and air-pressure balance |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105299197A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112747108A (en) * | 2020-12-30 | 2021-05-04 | 苏州绿科智能机器人研究院有限公司 | Speed reducer with ventilation structure |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH09236167A (en) * | 1996-02-29 | 1997-09-09 | Suzuki Motor Corp | Differential device |
| CN103375571A (en) * | 2013-07-04 | 2013-10-30 | 银川威力减速器有限公司 | Venting device for speed reducer |
| CN203880050U (en) * | 2014-06-04 | 2014-10-15 | 上海欧特传动机电有限公司 | Reduction box special for mixing equipment |
| CN104482175A (en) * | 2014-12-12 | 2015-04-01 | 江苏胜开尓工业技术有限公司 | Speed reducer for stir driving |
| CN104763795A (en) * | 2015-02-04 | 2015-07-08 | 陈学琴 | Spring buffer gear |
| CN205190709U (en) * | 2015-11-24 | 2016-04-27 | 綦江奔力齿轮有限公司 | Take damper gear , glossy cunning of collection and atmospheric pressure balance function's reduction gear |
-
2015
- 2015-11-24 CN CN201510822537.0A patent/CN105299197A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH09236167A (en) * | 1996-02-29 | 1997-09-09 | Suzuki Motor Corp | Differential device |
| CN103375571A (en) * | 2013-07-04 | 2013-10-30 | 银川威力减速器有限公司 | Venting device for speed reducer |
| CN203880050U (en) * | 2014-06-04 | 2014-10-15 | 上海欧特传动机电有限公司 | Reduction box special for mixing equipment |
| CN104482175A (en) * | 2014-12-12 | 2015-04-01 | 江苏胜开尓工业技术有限公司 | Speed reducer for stir driving |
| CN104763795A (en) * | 2015-02-04 | 2015-07-08 | 陈学琴 | Spring buffer gear |
| CN205190709U (en) * | 2015-11-24 | 2016-04-27 | 綦江奔力齿轮有限公司 | Take damper gear , glossy cunning of collection and atmospheric pressure balance function's reduction gear |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112747108A (en) * | 2020-12-30 | 2021-05-04 | 苏州绿科智能机器人研究院有限公司 | Speed reducer with ventilation structure |
| CN112747108B (en) * | 2020-12-30 | 2022-05-24 | 苏州绿科智能机器人研究院有限公司 | Speed reducer with ventilation structure |
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| C06 | Publication | ||
| PB01 | Publication | ||
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Application publication date: 20160203 |
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