CN105387190A - Speed reducer with damper gear and air cooling structure - Google Patents
Speed reducer with damper gear and air cooling structure Download PDFInfo
- Publication number
- CN105387190A CN105387190A CN201510842732.XA CN201510842732A CN105387190A CN 105387190 A CN105387190 A CN 105387190A CN 201510842732 A CN201510842732 A CN 201510842732A CN 105387190 A CN105387190 A CN 105387190A
- Authority
- CN
- China
- Prior art keywords
- gear
- speed reducer
- air
- ring body
- retarder
- 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
- F16H57/0415—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
- 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
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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
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- 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 a damper gear and an air cooling structure. The speed reducer comprises a speed reducer shell, a gear transmission mechanism and an air cooling device. The air cooling device comprises a draught fan, an air filter and an oil and air separator. An air outlet of the draught fan is located in the speed reducer shell, and an exhaust pipe and an oil returning pipe are further arranged on the speed reducer shell; and a second gear and a fourth gear of the speed reducer each comprise an inner ring body, an outer ring body and a damper block. The air cooling device is arranged to cool the gears and lubricating oil in the speed reducer shell, and the problems that due to long-time work of the speed reducer, the temperature of the lubricating oil rises, and the performance is reduced are solved; the oil and air separator in the air cooling device can separate out the lubricating oil in cooling air, the lubricating oil is fed to the speed reducer shell through the oil returning pipe, and losses of the lubricating pipe can be avoided; and the damper blocks arranged between the inner ring bodies and the outer ring bodies absorb impact energy, gear damping is achieved, the noise during meshing of the gears is reduced, and the damage of the impact to wheel teeth can be avoided.
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 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 damper gear and air-cooled 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.
The retarder of band damper gear of the present invention and air-cooled 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.
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.
Beneficial effect of the present invention:
1, the retarder of band damper gear of the present invention and air-cooled 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 band damper gear of the present invention and air-cooled 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.
Accompanying drawing explanation
Fig. 1 is the overall structure schematic diagram of the retarder of the present embodiment band damper gear and air-cooled structure;
Fig. 2 is the structural representation of gear drive.
Fig. 3 is the structural representation of gear;
Fig. 4 is the structural representation after baffle plate loaded onto by gear.
Embodiment
Below in conjunction with drawings and Examples, the invention will be further described.
As shown in the figure, the retarder of the present embodiment band damper gear and air-cooled 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 16, 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 retarder of the present embodiment band damper gear and air-cooled 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 retarder of the present embodiment band damper gear and air-cooled 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.
As the improvement to the present embodiment, the end face of described inner ring body is connected by screw the baffle plate 19 preventing outer ring body from coming off vertically, carries out axial limiting by baffle plate 19 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.
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 (4)
1. the retarder with damper gear and air-cooled 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.
2. the retarder of band damper gear according to claim 1 and air-cooled 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 band damper gear according to claim 1 and air-cooled structure, is characterized in that: described inner ring body and outer ring body are made up of powder metallurgy.
4. the retarder of band damper gear according to claim 1 and air-cooled structure, is characterized in that: described snubber block is polyurethane snubber block.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510842732.XA CN105387190A (en) | 2015-11-29 | 2015-11-29 | Speed reducer with damper gear and air cooling structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510842732.XA CN105387190A (en) | 2015-11-29 | 2015-11-29 | Speed reducer with damper gear and air cooling structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105387190A true CN105387190A (en) | 2016-03-09 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510842732.XA Pending CN105387190A (en) | 2015-11-29 | 2015-11-29 | Speed reducer with damper gear and air cooling structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105387190A (en) |
Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202215676U (en) * | 2011-09-16 | 2012-05-09 | 江苏凯博传动设备有限公司 | Special speed reducer for rubber-plastic machine |
| CN102580411A (en) * | 2012-03-21 | 2012-07-18 | 无锡市聚英机械制造有限公司 | Air filter for reducer |
| CN202946618U (en) * | 2012-08-10 | 2013-05-22 | 盐城同一机械有限公司 | Unfolding-type secondary gear reducer |
| CN103591250A (en) * | 2012-08-14 | 2014-02-19 | 谢夫勒科技股份两合公司 | Driving wheel |
| CN203442098U (en) * | 2013-09-16 | 2014-02-19 | 中国石油天然气股份有限公司 | Multi-functional refueling device of pumping unit reduction box |
| 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 |
| CN104565291A (en) * | 2015-02-04 | 2015-04-29 | 陈学琴 | Gear with buffer block |
| 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 |
| CN204664306U (en) * | 2015-04-16 | 2015-09-23 | 凤阳县鼎盛矿山设备有限公司 | Vertical shaft type Two Grade Column Gear Reducer |
| CN204716875U (en) * | 2015-06-11 | 2015-10-21 | 象山华洋机床附件厂 | A kind of lathe expansion Two Grade Column Gear Reducer |
-
2015
- 2015-11-29 CN CN201510842732.XA patent/CN105387190A/en active Pending
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202215676U (en) * | 2011-09-16 | 2012-05-09 | 江苏凯博传动设备有限公司 | Special speed reducer for rubber-plastic machine |
| CN102580411A (en) * | 2012-03-21 | 2012-07-18 | 无锡市聚英机械制造有限公司 | Air filter for reducer |
| CN202946618U (en) * | 2012-08-10 | 2013-05-22 | 盐城同一机械有限公司 | Unfolding-type secondary gear reducer |
| CN103591250A (en) * | 2012-08-14 | 2014-02-19 | 谢夫勒科技股份两合公司 | Driving wheel |
| CN203442098U (en) * | 2013-09-16 | 2014-02-19 | 中国石油天然气股份有限公司 | Multi-functional refueling device of pumping unit reduction box |
| 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 |
| CN104565291A (en) * | 2015-02-04 | 2015-04-29 | 陈学琴 | Gear with buffer block |
| CN204664306U (en) * | 2015-04-16 | 2015-09-23 | 凤阳县鼎盛矿山设备有限公司 | Vertical shaft type Two Grade Column Gear Reducer |
| CN204716875U (en) * | 2015-06-11 | 2015-10-21 | 象山华洋机床附件厂 | A kind of lathe expansion Two Grade Column Gear Reducer |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WD01 | Invention patent application deemed withdrawn after publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20160309 |