CN203892471U - High-load gear device stable in operation - Google Patents
High-load gear device stable in operation Download PDFInfo
- Publication number
- CN203892471U CN203892471U CN201420311870.6U CN201420311870U CN203892471U CN 203892471 U CN203892471 U CN 203892471U CN 201420311870 U CN201420311870 U CN 201420311870U CN 203892471 U CN203892471 U CN 203892471U
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- CN
- China
- Prior art keywords
- planet
- bearing
- gear
- high loading
- sun gear
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- Expired - Fee Related
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Abstract
The utility model discloses a high-load gear device stable in operation. The high-load gear device comprises a gear body, an installation area and a main shaft, the main shaft and the installation area are connected in a key pluggable mode and can be disconnected, and the installation area is located on the front face of the gear body; the high-load gear device further comprises a fixing component; at least two planet shafts are arranged on the back face of the gear body, the planet shafts are connected with first bearings in a key pluggable mode, and the outer rings of the first bearings are connected with planet teeth in a key pluggable mode; a countershaft is arranged at the tail end of the main shaft and fixedly connected with a sun gear through a key, and the sun gear is meshed with the planet teeth; second bearings are inlaid in the central area of the main surface of the fixing component, the inner rings of the second bearings are detachably connected with outer tooth rings in a stepped interference mode, the outer tooth rings are meshed, and threaded holes are formed in the four corners of the fixing component. The high-load gear device is novel in design, stable in operation and high in load capacity.
Description
Technical field
The utility model relates to a kind of power transmission, is specifically related to a kind of high loading gearing operating steadily.
Background technique
On wheel rim, there is tooth can mesh continuously the mechanical component that transmits motion and power.Gear is the intermeshing mechanical parts that have tooth of energy, and the application of gear in transmission occurred very early.19 end of the centurys, generate cutting ratio juris and utilize the appearance in succession of special purpose machine tool and the cutter of this principle cutting, along with the development of producing, the stationarity of gear operation comes into one's own.Manufacture the conventional steel of gear and have Hardened And Tempered Steel, Chilled Hardened Steel, carburizing and quenching steel and nitralloy.The strength ratio forged steel of cast steel is slightly low, is usually used in larger-size gear; The mechanical property of gray cast iron is poor, can be used in the open type gear driving of underloading; Spheroidal graphite cast iron can partly replace steel making gear; Plastic gear is used for underloading and require the place that noise is low, with the gear of its pairing generally with the good steel gear of thermal conductivity.Following gear forward heavy duty, at a high speed, the future development such as highi degree of accuracy and high efficiency, and make every effort to that size is little, lightweight, the life-span long and economical reliable.And gear is theoretical and the development of manufacturing process will be the mechanism of further studying gear teeth damage, this is the foundation of setting up reliable strength calculation method, is to improve gear capacity, the theoretical foundation that extends gear life; The novel tooth form that circular arc profile is representative is take in development; Study the new process of novel gear material and manufacture gear; The distribution in resiliently deformable, manufacturing and fixing error and temperature field of research gear, carries out geartooth correction, to improve the stationarity of gear operation, and at full load, increases the area of contact of the gear teeth, thereby improves the bearing capacity of gear.
Friction, lubrication theory and lubrication technology are the basic works in gear research, research elastic hydrodynamic lubrication is theoretical, promote and adopt synthetic lubricant fluid and in oil, suitably add extreme pressure agent, not only can improve the bearing capacity of the flank of tooth, and can improve transmission efficiency.
Summary of the invention
The problem existing for above-mentioned prior art, the utility model provides a kind of high loading gearing operating steadily.
To achieve these goals, the technical solution adopted in the utility model is: a kind of high loading gearing operating steadily, comprise denticle, mounting zone and main shaft, main shaft is connected by key plug type with mounting zone and can discharges, and mounting zone is positioned at the front of denticle; Also comprise fixed component; The back side of denticle is at least provided with two planet axis, and planet axle key plug type is connected with clutch shaft bearing, and clutch shaft bearing outer ring key plug type is connected with planet tooth; Main shaft tail end is provided with countershaft, and countershaft is fixedly connected with sun gear by key, sun gear and the engagement of planet tooth; Fixed component main surface center region is inlaid with the second bearing, and the removable ladder interference of inner ring of the second bearing is connected with external toothing, the engagement of external toothing and external toothing, and four jiaos of fixed components are provided with tapped hole.
As preferably, seizing type is connected with jump ring outside planet axis, and planet axis inner side is provided with step.
As preferably, planet axis quantity is 4, and is distributed in ringwise the back side of denticle.
As preferably, the number of teeth of the gear ratio planet tooth of sun gear is many.
As preferably, clutch shaft bearing is double-row bearing, and the second bearing is single-row rolling bearing.
As preferably, in tapped hole, be fixedly connected with wire ring, the teeth groove of the teeth groove of sun gear and planet tooth is all inlaid with graphite, the outer surface of mounting zone is provided with tapped through hole, tapped through hole internal thread is connected with fastening piece, and fastening piece lower surface is provided with the first counterbore, and in the first counterbore, plug type is connected with rigid cylindrical, between rigid cylindrical and the first counterbore lower surface, be provided with spring, rigid cylindrical upper and lower surface is arc.
Compared with prior art, the utility model has the advantage of:
1. be provided with planet tooth, sun gear and external toothing, original is combined planet tooth group with gear, the strong point of Support Gear is effectively increased to two from one, and two strong points are distributed in the both sides of gear, make support effect more desirable, simultaneously this strong point of planet tooth group has possessed dismountable ability simultaneously, makes to install more simple of seeming;
2. the strength of the tail end that planet tooth group is all known everybody vibrations are bigger than normal is decomposed and is come, and effectively makes whole operation more steady, and planet tooth group has stronger load-carrying ability, thereby effectively raises bearing capacity;
3. fixed component main surface center region is inlaid with the second bearing, and the removable ladder interference of inner ring of the second bearing is connected with external toothing, for the installation of planet tooth group provides simple mode, effectively reduces workload.
Accompanying drawing explanation
Fig. 1 is the Facad structure schematic diagram of the high loading gearing that operates steadily of the utility model.
Fig. 2 is the structure schematic diagram of the high loading gearing that operates steadily of the utility model.
Fig. 3 is the side structure schematic diagram of the high loading gearing that operates steadily of the utility model.
Fig. 4 is the main shaft structure schematic diagram of the high loading gearing that operates steadily of the utility model.
Fig. 5 is sun gear and the planet tooth engaging conformation schematic diagram of the high loading gearing that operates steadily of the utility model.
Fig. 6 is the A-A cross-sectional view of the high loading gearing that operates steadily of the utility model.
Embodiment
Below in conjunction with accompanying drawing, the utility model is described in further detail.
The high loading gearing operating steadily, comprises denticle 1, mounting zone 11 and main shaft 2, and main shaft 2 is connected by key plug type with mounting zone 11 and can discharges, and mounting zone 11 is positioned at the front of denticle 1; Also comprise fixed component 5; The back side of denticle 1 is at least provided with two planet axis 12, and planet axis 12 key plug types are connected with clutch shaft bearing 3, and clutch shaft bearing 3 outer ring key plug types are connected with planet tooth 4; Main shaft 2 tail ends are provided with countershaft 21, countershaft 21 is fixedly connected with sun gear 6 by key, sun gear 6 and 4 engagements of planet tooth, original is combined 4 groups, planet tooth with gear, the strong point of Support Gear is effectively increased to two from one, and two strong points are distributed in the both sides of gear, make support effect more desirable, simultaneously 4 groups of these strong points of planet tooth have possessed dismountable ability simultaneously, make to install more simple of seeming; Fixed component 5 main surface center regions are inlaid with the second bearing 7, the removable ladder interference of inner ring of the second bearing 7 is connected with external toothing 51, external toothing 51 and external toothing 51 engagements, 5 four jiaos of fixed components are provided with tapped hole 52, for the installation of 4 groups, planet tooth provides simple mode, effectively reduce workload.Planet axis 12 outside seizing types are connected with jump ring, and planet axis 12 inner sides are provided with step.Planet axis 12 quantity are 4, and are distributed in ringwise the back side of denticle 1.The number of teeth of the gear ratio planet tooth 4 of sun gear 6 is many.Clutch shaft bearing 3 is double-row bearing, and the second bearing 7 is single-row rolling bearing.In tapped hole 52, be fixedly connected with wire ring, the teeth groove of the teeth groove of sun gear 6 and planet tooth 4 is all inlaid with graphite, the outer surface of mounting zone 11 is provided with tapped through hole, tapped through hole internal thread is connected with fastening piece, fastening piece lower surface is provided with the first counterbore, in the first counterbore, plug type is connected with rigid cylindrical, between rigid cylindrical and the first counterbore lower surface, is provided with spring, and rigid cylindrical upper and lower surface is arc.
As shown in Figure 2, tapped hole 52 can be through hole or trapezoidal hole, and in one embodiment, main shaft 2 rotarily drives countershaft 21 rotations, and then countershaft 21 drives sun gear 6 rotations, and sun gear 6 drives 4 rotations of planet tooth, and planet tooth 4 drives external toothing 51 rotations.
Claims (6)
1. the high loading gearing operating steadily, comprises denticle, mounting zone and main shaft, and described main shaft is connected by key plug type with mounting zone and can discharges, and mounting zone is positioned at the front of denticle; It is characterized in that: also comprise fixed component; The back side of described denticle is at least provided with two planet axis, and planet axle key plug type is connected with clutch shaft bearing, and clutch shaft bearing outer ring key plug type is connected with planet tooth; Described main shaft tail end is provided with countershaft, and countershaft is fixedly connected with sun gear by key, sun gear and the engagement of planet tooth; Described fixed component main surface center region is inlaid with the second bearing, and the removable ladder interference of inner ring of the second bearing is connected with external toothing, the engagement of external toothing and external toothing, and four jiaos of fixed components are provided with tapped hole.
2. the high loading gearing operating steadily according to claim 1, is characterized in that: outside described planet axis, seizing type is connected with jump ring, and planet axis inner side is provided with step.
3. the high loading gearing operating steadily according to claim 2, is characterized in that: described planet axis quantity is 4, and is distributed in ringwise the back side of denticle.
4. the high loading gearing operating steadily according to claim 1, is characterized in that: the number of teeth of the gear ratio planet tooth of described sun gear is many.
5. the high loading gearing operating steadily according to claim 1, is characterized in that: described clutch shaft bearing is double-row bearing, and the second bearing is single-row rolling bearing.
6. the high loading gearing operating steadily according to claim 1, it is characterized in that: in described tapped hole, be fixedly connected with wire ring, the teeth groove of the teeth groove of sun gear and planet tooth is all inlaid with graphite, the outer surface of mounting zone is provided with tapped through hole, tapped through hole internal thread is connected with fastening piece, fastening piece lower surface is provided with the first counterbore, in the first counterbore, plug type is connected with rigid cylindrical, between rigid cylindrical and the first counterbore lower surface, be provided with spring, rigid cylindrical upper and lower surface is arc.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420311870.6U CN203892471U (en) | 2014-06-12 | 2014-06-12 | High-load gear device stable in operation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420311870.6U CN203892471U (en) | 2014-06-12 | 2014-06-12 | High-load gear device stable in operation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203892471U true CN203892471U (en) | 2014-10-22 |
Family
ID=51718879
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420311870.6U Expired - Fee Related CN203892471U (en) | 2014-06-12 | 2014-06-12 | High-load gear device stable in operation |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203892471U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105800253A (en) * | 2016-05-18 | 2016-07-27 | 艾艾精密工业输送系统（上海）股份有限公司 | Stacking type synchronous belt |
-
2014
- 2014-06-12 CN CN201420311870.6U patent/CN203892471U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105800253A (en) * | 2016-05-18 | 2016-07-27 | 艾艾精密工业输送系统（上海）股份有限公司 | Stacking type synchronous belt |
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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 |
Granted publication date: 20141022 Termination date: 20150612 |
|
| EXPY | Termination of patent right or utility model |