CN205155100U - Integral type speed reducer - Google Patents
Integral type speed reducer Download PDFInfo
- Publication number
- CN205155100U CN205155100U CN201520943955.0U CN201520943955U CN205155100U CN 205155100 U CN205155100 U CN 205155100U CN 201520943955 U CN201520943955 U CN 201520943955U CN 205155100 U CN205155100 U CN 205155100U
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- Prior art keywords
- gear
- speed reducer
- oil
- ring body
- integral type
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- 239000003638 reducing agent Substances 0.000 title claims abstract description 90
- 238000005461 lubrication Methods 0.000 claims abstract description 25
- 238000001816 cooling Methods 0.000 claims abstract description 22
- 239000006071 cream Substances 0.000 claims description 14
- 230000000875 corresponding Effects 0.000 claims description 3
- 239000000945 filler Substances 0.000 claims description 3
- 238000004663 powder metallurgy Methods 0.000 claims description 3
- 239000003921 oil Substances 0.000 abstract description 78
- 239000010687 lubricating oil Substances 0.000 abstract description 11
- 230000000694 effects Effects 0.000 abstract description 10
- 230000005540 biological transmission Effects 0.000 abstract description 4
- 238000009434 installation Methods 0.000 abstract description 3
- 230000035939 shock Effects 0.000 abstract description 3
- 230000000630 rising Effects 0.000 abstract 1
- 239000000314 lubricant Substances 0.000 description 26
- 238000010586 diagram Methods 0.000 description 4
- 239000006185 dispersion Substances 0.000 description 3
- 230000002035 prolonged Effects 0.000 description 3
- 238000007789 sealing Methods 0.000 description 3
- 206010022114 Injury Diseases 0.000 description 2
- 230000003116 impacting Effects 0.000 description 2
- 239000012535 impurity Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000003825 pressing Methods 0.000 description 2
- 239000002131 composite material Substances 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000001808 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
Abstract
The utility model discloses an integral type speed reducer, including motor and reduction gear, in the tip of electric motor rotor axle stretched into gear assembly casing, the gear of reduction gear included interior ring body, outer ring body and snubber block, oil collecting device includes the annular tube body and oil storage chamber, and lubricating oil cooling back installation includes oil pump and radiator, the rotor shaft of motor directly stretches into the interior and cylindrical gearing mechanism meshing transmission of gear assembly casing for the structure of speed reducer obtains simplifying, and the speed reducer volume is littleer, and the structure is compacter, and realize the gear shock attenuation through the snubber block, can reduce the meshing noise, and oil collecting device will lubricate oil bank to gear engagement district counter gear and lubricate, can improve the lubrication and the cooling effect of gear, pump the cooling with lubricating oil through lubricating oil cooling back installation, can avoid the technical problem of lubricating oil temperature rising, and atmospheric pressure is balanced inside and outside realizing gear assembly casing through the air relief valve on the reductor body, keeps away the problem that atmospheric pressure rose and leads to lubricating oil to leak outward.
Description
Technical field
The utility model relates to a kind of speed reducer, particularly a kind of speed reducer.
Background technique
Speed reducer is the combination of motor and retarder, and motor is used for providing power, and retarder is for reducing output speed, increasing Driving Torque.
The rotor axis of electric of existing speed reducer is generally connected by coupling with the input shaft of retarder, and make the structure of speed reducer more complicated, volume is larger.
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 due to speed reducer housing employing sealed construction, the heat that retarder work produces can not be dispersed in ambient atmosphere fast, easily cause lubricating oil temperature to raise comparatively large, the lubrication and cooling performance of lubricant oil is reduced, and then causes the driving mechanism of retarder easily to damage.
Further, the heat that retarder produces in the course of the work can make the temperature in reducer shell 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.
Model utility content
In view of this, the purpose of this utility model is to provide a kind of integral type speed reducer, and to solve, existing speed reducer structure is complicated, bulky technical problem; The mode of splash lubrication is adopted 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 retarder heat dispersion is poor in solution prior art, in retarder, lubricating oil temperature raises comparatively large, easily causes the technical problem that retarder driving mechanism damages; And solve retarder and increase the technical problem causing lubricant oil to leak outside because of air pressure inside.
The utility model integral type speed reducer, comprises motor and retarder, and described retarder comprises speed reducer housing and is arranged on the cylindrical gear drive in speed reducer housing;
Described speed reducer housing comprises reducer shell and retarder end cap, and described motor comprises motor housing, stator, rotor and rotor shaft, and the end of described rotor shaft is stretched in speed reducer housing, and the end of rotor shaft is provided with spline tooth; Described motor housing comprises electric machine casing and electric motor end cap, and the two ends of described electric machine casing are coordinated respectively at retarder end cap and electric motor end cap by positioning spigot, and described electric motor end cap and retarder end cap are bolted to connection;
Described cylindrical 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 second gear that the first gear of engaging with spline tooth 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, 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;
Also comprise lubrication oil circulation cooling unit, described lubrication oil circulation cooling unit comprise oil pump, with the oil exit pipe be connected bottom speed reducer housing and the oil inlet pipe be connected with speed reducer housing top, described oil exit pipe and oil inlet pipe respectively with import and the outlet of oil pump, described oil inlet pipe is connected with radiator;
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.
Further, described oil exit pipe is also provided with filter, described filter bits is in the filler opening side of radiator.
The beneficial effects of the utility model:
1, the utility model integral type speed reducer, the rotor shaft of its motor directly stretches in speed reducer housing and cylindrical gear drive engagement driving, and the structure of speed reducer is simplified, and speed reducer volume is less, more compact structure; And retarder end cap, electric machine casing, electric motor end cap are connected to one by bolt, bolt quantity is few, assemble simply compact; And speed reducer adopts multiple stage gear reduction, reduction speed ratio is large, and Driving Torque is large, and transmission efficiency is high.
2, the utility model integral type speed reducer, 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.
3, the utility model integral type speed reducer, 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.
4, the utility model integral type speed reducer, lubricant oil in speed reducer housing pumps by the oil pump in lubrication oil circulation cooling unit by it, lubricant oil is being cooled through radiator, cooled lubricant oil flows back in speed reducer housing through oil inlet pipe again, thus can avoid the technical problem because retarder heat dispersion difference causes lubricating oil temperature to raise.
5, the utility model integral type speed reducer, 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 cooling of lubricant oil can be accelerated, be conducive to improving lubrication and cooling effect further.
Accompanying drawing explanation
Fig. 1 is the overall structure schematic diagram of the present embodiment integral type speed reducer;
Fig. 2 is the composite structure schematic diagram of speed reducer housing and lubrication oil circulation cooling unit;
Fig. 3 is the sectional structure schematic diagram of motor;
Fig. 4 is the transmission cooperating structure schematic diagram of cylindrical gear drive;
Fig. 5 is that gear and oil catcher assemble front perspective view;
Fig. 6 is the back side perspective view that gear and oil catcher are assembled;
Fig. 7 is that after gear and cutting, oil catcher assembles perspective view.
Embodiment
Below in conjunction with drawings and Examples, the utility model is further described.
As shown in the figure, the present embodiment integral type speed reducer, comprises motor 1 and retarder 2, and described retarder comprises speed reducer housing and is arranged on the cylindrical gear drive in speed reducer housing;
Described speed reducer housing comprises reducer shell 3 and retarder end cap 4, and described motor comprises motor housing, stator 5, rotor and rotor shaft 6, and the end of described rotor shaft is stretched in speed reducer housing, and the end of rotor shaft is provided with spline tooth 7; Described motor housing comprises electric machine casing 8 and electric motor end cap 9, and the two ends of described electric machine casing are coordinated respectively at retarder end cap and electric motor end cap by positioning spigot, and described electric motor end cap is fixedly connected with by bolt 10 with retarder end cap;
Described cylindrical gear drive comprises the input shaft 11, jack shaft 12 and the output shaft 13 that to be arranged on by bearing on speed reducer housing, described input shaft is provided with the second gear 15 that the first gear 14 of engaging with spline tooth and diameter are less than the first gear, described jack shaft is provided with the 4th gear 17 that the 3rd gear 16 and diameter are less than the 3rd gear, described output shaft is provided with the 5th gear 18, 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 19 and outer ring body 20, 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 21, described lobe is arranged in groove, and is provided with snubber block 22 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 23 be fixed by screws on outer ring body, dividing plate 24 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 25 be communicated with shoe cream room, the side that described annulus body coordinates with gear face is provided with oil outlet 26;
Also comprise lubrication oil circulation cooling unit, described lubrication oil circulation cooling unit comprise oil pump 27, with the oil exit pipe 28 be connected bottom speed reducer housing and the oil inlet pipe 29 be connected with speed reducer housing top, described oil exit pipe and oil inlet pipe respectively with import and the outlet of oil pump, described oil inlet pipe is connected with radiator 30;
The top of described speed reducer housing is provided with automatic control pressure vent 31, the Lower Half outer wall of described speed reducer housing is provided with radiating fin 32.
The present embodiment integral type speed reducer, the rotor shaft of its motor directly stretches in speed reducer housing and cylindrical gear drive engagement driving, and the structure of speed reducer is simplified, and speed reducer volume is less, more compact structure; And retarder end cap, electric machine casing, electric motor end cap are connected to one by bolt, bolt quantity is few, assemble simply compact; And speed reducer adopts multiple stage gear reduction, reduction speed ratio is large, and Driving Torque is large, and transmission efficiency is high.
And the present embodiment integral type speed reducer, 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 present embodiment integral type speed reducer, 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.
Further, the present embodiment integral type speed reducer, lubricant oil in speed reducer housing pumps by the oil pump in lubrication oil circulation cooling unit by it, lubricant oil is being cooled through radiator, cooled lubricant oil flows back in speed reducer housing through oil inlet pipe again, thus can avoid the technical problem because retarder heat dispersion difference causes lubricating oil temperature to raise.
Further again, the present embodiment integral type speed reducer, 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 cooling of lubricant oil can be accelerated, be conducive to improving lubrication and cooling effect further.
As the improvement to the present embodiment, described oil outlet 26 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 33 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 19 and outer ring body 20 are made up of powder metallurgy, and easily manufactured, manufacturing efficiency is high.
As the improvement to the present embodiment, described oil exit pipe is also provided with filter 34, and described filter bits, in the filler opening side of radiator, is filtered the impurity in lubricant oil by filter, impurity can be avoided to cause damage to the flank of tooth and bearing, the working life of the further prolonged deceleration device of energy.
What finally illustrate is, above embodiment is only in order to illustrate the technical solution of the utility model and unrestricted, although be described in detail the utility model with reference to preferred embodiment, those of ordinary skill in the art is to be understood that, can modify to the technical solution of the utility model or equivalent replacement, and not departing from aim and the scope of technical solutions of the utility model, it all should be encompassed in the middle of right of the present utility model.
Claims (6)
1. an integral type speed reducer, comprises motor and retarder, and described retarder comprises speed reducer housing and is arranged on the cylindrical gear drive in speed reducer housing, it is characterized in that:
Described speed reducer housing comprises reducer shell and retarder end cap, and described motor comprises motor housing, stator, rotor and rotor shaft, and the end of described rotor shaft is stretched in speed reducer housing, and the end of rotor shaft is provided with spline tooth; Described motor housing comprises electric machine casing and electric motor end cap, and the two ends of described electric machine casing are coordinated respectively at retarder end cap and electric motor end cap by positioning spigot, and described electric motor end cap and retarder end cap are bolted to connection;
Described cylindrical 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 second gear that the first gear of engaging with spline tooth 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, 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;
Also comprise lubrication oil circulation cooling unit, described lubrication oil circulation cooling unit comprise oil pump, with the oil exit pipe be connected bottom speed reducer housing and the oil inlet pipe be connected with speed reducer housing top, described oil exit pipe and oil inlet pipe respectively with import and the outlet of oil pump, described oil inlet pipe is connected with radiator;
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. integral type speed reducer according to claim 1, is characterized in that: described oil outlet is near the outer ring surface of annulus body.
3. integral type speed reducer according to claim 1, is characterized in that: the cross section of described annulus body is rectangle.
4. integral type speed reducer according to claim 1, 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. integral type speed reducer according to claim 1, is characterized in that: described inner ring body and outer ring body are made up of powder metallurgy.
6. integral type speed reducer according to claim 1, is characterized in that: described oil exit pipe is also provided with filter, described filter bits is in the filler opening side of radiator.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520943955.0U CN205155100U (en) | 2015-11-24 | 2015-11-24 | Integral type speed reducer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520943955.0U CN205155100U (en) | 2015-11-24 | 2015-11-24 | Integral type speed reducer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205155100U true CN205155100U (en) | 2016-04-13 |
Family
ID=55690794
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520943955.0U Expired - Fee Related CN205155100U (en) | 2015-11-24 | 2015-11-24 | Integral type speed reducer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205155100U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105422741A (en) * | 2015-11-24 | 2016-03-23 | 綦江奔力齿轮有限公司 | Integrated speed reducing and driving system |
-
2015
- 2015-11-24 CN CN201520943955.0U patent/CN205155100U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105422741A (en) * | 2015-11-24 | 2016-03-23 | 綦江奔力齿轮有限公司 | Integrated speed reducing and driving system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160413 Termination date: 20161124 |